22964490 has 48 divisors (see below), whose sum is σ = 61641216. Its totient is φ = 5925600.

The previous prime is 22964489. The next prime is 22964507. The reversal of 22964490 is 9446922.

22964490 is a `hidden beast` number, since 2 + 2 + 9 + 644 + 9 + 0 = 666.

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, 1326 + ... + 6905.

It is an arithmetic number, because the mean of its divisors is an integer number (1284192).

Almost surely, 2^22964490 is an apocalyptic number.

22964490 is an abundant number, since it is smaller than the sum of its proper divisors (38676726).

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

22964490 is a wasteful number, since it uses less digits than its factorization.

22964490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8275 (or 8272 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 22964490 is about 4792.1279198285. The cubic root of 22964490 is about 284.2402664893.

It can be divided in two parts, 2296 and 4490, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 22964490 in words is "twenty-two million, nine hundred sixty-four thousand, four hundred ninety".