23457506 has 8 divisors (see below), whose sum is σ = 35228844. Its totient is φ = 11714560.

The previous prime is 23457487. The next prime is 23457509. The reversal of 23457506 is 60575432.

It can be written as a sum of positive squares in 2 ways, for example, as 22005481 + 1452025 = 4691^2 + 1205^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23457509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4895 + ... + 8418.

Almost surely, 2^23457506 is an apocalyptic number.

23457506 is a deficient number, since it is larger than the sum of its proper divisors (11771338).

23457506 is a wasteful number, since it uses less digits than its factorization.

23457506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14196.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 23457506 is about 4843.2949528188. The cubic root of 23457506 is about 286.2599638034.

The spelling of 23457506 in words is "twenty-three million, four hundred fifty-seven thousand, five hundred six".