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22484941 = 47478403
BaseRepresentation
bin101010111000…
…1011111001101
31120022100112121
41111301133031
521224004231
62121532541
7362055523
oct125613715
946270477
1022484941
11117682a6
127644151
1348734cb
142db4313
151e92311
hex15717cd

22484941 has 4 divisors (see below), whose sum is σ = 22963392. Its totient is φ = 22006492.

The previous prime is 22484939. The next prime is 22484953. The reversal of 22484941 is 14948422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14948422 = 27474211.

It is a cyclic number.

It is not a de Polignac number, because 22484941 - 21 = 22484939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22484897 and 22484906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22484911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239155 + ... + 239248.

It is an arithmetic number, because the mean of its divisors is an integer number (5740848).

Almost surely, 222484941 is an apocalyptic number.

It is an amenable number.

22484941 is a deficient number, since it is larger than the sum of its proper divisors (478451).

22484941 is an equidigital number, since it uses as much as digits as its factorization.

22484941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478450.

The product of its digits is 18432, while the sum is 34.

The square root of 22484941 is about 4741.8288665872. The cubic root of 22484941 is about 282.2478121121.

The spelling of 22484941 in words is "twenty-two million, four hundred eighty-four thousand, nine hundred forty-one".

Divisors: 1 47 478403 22484941