22920834 has 48 divisors (see below), whose sum is σ = 49871808. Its totient is φ = 7004448.

The previous prime is 22920829. The next prime is 22920841. The reversal of 22920834 is 43802922.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 342069 + ... + 342135.

It is an arithmetic number, because the mean of its divisors is an integer number (1038996).

Almost surely, 2^22920834 is an apocalyptic number.

22920834 is an abundant number, since it is smaller than the sum of its proper divisors (26950974).

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

22920834 is a wasteful number, since it uses less digits than its factorization.

22920834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 22920834 is about 4787.5707827666. The cubic root of 22920834 is about 284.0600365703.

The spelling of 22920834 in words is "twenty-two million, nine hundred twenty thousand, eight hundred thirty-four".