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22426798 = 211213399
BaseRepresentation
bin101010110001…
…1010010101110
31120012101210011
41111203102232
521220124143
62120403434
7361424152
oct125432256
946171704
1022426798
1111728649
12761657a
134852bc4
142d9b062
151e7ee9d
hex15634ae

22426798 has 4 divisors (see below), whose sum is σ = 33640200. Its totient is φ = 11213398.

The previous prime is 22426787. The next prime is 22426801. The reversal of 22426798 is 89762422.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×224267982 = 1005922537065608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22426798.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5606698 + ... + 5606701.

It is an arithmetic number, because the mean of its divisors is an integer number (8410050).

Almost surely, 222426798 is an apocalyptic number.

22426798 is a deficient number, since it is larger than the sum of its proper divisors (11213402).

22426798 is a wasteful number, since it uses less digits than its factorization.

22426798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11213401.

The product of its digits is 96768, while the sum is 40.

The square root of 22426798 is about 4735.6940357249. The cubic root of 22426798 is about 282.0043172888.

The spelling of 22426798 in words is "twenty-two million, four hundred twenty-six thousand, seven hundred ninety-eight".

Divisors: 1 2 11213399 22426798