23705475 has 12 divisors (see below), whose sum is σ = 39193176. Its totient is φ = 12642880.

The previous prime is 23705467. The next prime is 23705491. The reversal of 23705475 is 57450732.

It is not a de Polignac number, because 23705475 - 2³ = 23705467 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157962 + ... + 158111.

It is an arithmetic number, because the mean of its divisors is an integer number (3266098).

Almost surely, 2^23705475 is an apocalyptic number.

23705475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23705475 is a deficient number, since it is larger than the sum of its proper divisors (15487701).

23705475 is a wasteful number, since it uses less digits than its factorization.

23705475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316086 (or 316081 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 23705475 is about 4868.8268607540. The cubic root of 23705475 is about 287.2651137593.

The spelling of 23705475 in words is "twenty-three million, seven hundred five thousand, four hundred seventy-five".