23490975 has 24 divisors (see below), whose sum is σ = 39250960. Its totient is φ = 12395520.

The previous prime is 23490959. The next prime is 23490997. The reversal of 23490975 is 57909432.

It is not a de Polignac number, because 23490975 - 2⁴ = 23490959 is a prime.

It is a congruent 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, 5661 + ... + 8889.

Almost surely, 2^23490975 is an apocalyptic number.

23490975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23490975 is a deficient number, since it is larger than the sum of its proper divisors (15759985).

23490975 is a wasteful number, since it uses less digits than its factorization.

23490975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3339 (or 3334 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 23490975 is about 4846.7489103522. The cubic root of 23490975 is about 286.3960436537.

The spelling of 23490975 in words is "twenty-three million, four hundred ninety thousand, nine hundred seventy-five".