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22628058 = 233771343
BaseRepresentation
bin101011001010…
…0011011011010
31120120121212020
41112110123122
521243044213
62124555310
7363223005
oct126243332
946517766
1022628058
1111855882
1276b2b36
1348c36ab
14301053c
151ebe923
hex15946da

22628058 has 8 divisors (see below), whose sum is σ = 45256128. Its totient is φ = 7542684.

The previous prime is 22628057. The next prime is 22628059. The reversal of 22628058 is 85082622.

It is an interprime number because it is at equal distance from previous prime (22628057) and next prime (22628059).

It is a sphenic number, since it is the product of 3 distinct primes.

22628058 is an admirable number.

It is a super-3 number, since 3×226280583 (a number of 23 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (22628051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885666 + ... + 1885677.

It is an arithmetic number, because the mean of its divisors is an integer number (5657016).

Almost surely, 222628058 is an apocalyptic number.

22628058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22628058 is a wasteful number, since it uses less digits than its factorization.

22628058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771348.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 22628058 is about 4756.8958365724. The cubic root of 22628058 is about 282.8453832912.

The spelling of 22628058 in words is "twenty-two million, six hundred twenty-eight thousand, fifty-eight".

Divisors: 1 2 3 6 3771343 7542686 11314029 22628058