23056575 has 24 divisors (see below), whose sum is σ = 38362128. Its totient is φ = 12218880.

The previous prime is 23056571. The next prime is 23056613. The reversal of 23056575 is 57565032.

It is not a de Polignac number, because 23056575 - 2² = 23056571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23056571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12087 + ... + 13863.

It is an arithmetic number, because the mean of its divisors is an integer number (1598422).

Almost surely, 2^23056575 is an apocalyptic number.

23056575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23056575 is a deficient number, since it is larger than the sum of its proper divisors (15305553).

23056575 is a wasteful number, since it uses less digits than its factorization.

23056575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963 (or 1958 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 23056575 is about 4801.7262520889. The cubic root of 23056575 is about 284.6196835428.

The spelling of 23056575 in words is "twenty-three million, fifty-six thousand, five hundred seventy-five".