23056390 has 32 divisors (see below), whose sum is σ = 47672064. Its totient is φ = 7864800.

The previous prime is 23056379. The next prime is 23056417. The reversal of 23056390 is 9365032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15165 + ... + 16615.

It is an arithmetic number, because the mean of its divisors is an integer number (1489752).

Almost surely, 2^23056390 is an apocalyptic number.

23056390 is an abundant number, since it is smaller than the sum of its proper divisors (24615674).

23056390 is a wasteful number, since it uses less digits than its factorization.

23056390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 23056390 is about 4801.7069881449. The cubic root of 23056390 is about 284.6189223025.

The spelling of 23056390 in words is "twenty-three million, fifty-six thousand, three hundred ninety".