22504992 has 48 divisors (see below), whose sum is σ = 59330880. Its totient is φ = 7469312.

The previous prime is 22504981. The next prime is 22505003. The reversal of 22504992 is 29940522.

It is an interprime number because it is at equal distance from previous prime (22504981) and next prime (22505003).

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34138 + ... + 34790.

It is an arithmetic number, because the mean of its divisors is an integer number (1236060).

Almost surely, 2^22504992 is an apocalyptic number.

It is an amenable number.

22504992 is an abundant number, since it is smaller than the sum of its proper divisors (36825888).

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

22504992 is a wasteful number, since it uses less digits than its factorization.

22504992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1017 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 22504992 is about 4743.9426640717. The cubic root of 22504992 is about 282.3316855731.

The spelling of 22504992 in words is "twenty-two million, five hundred four thousand, nine hundred ninety-two".