23403475 has 24 divisors (see below), whose sum is σ = 31337280. Its totient is φ = 17272320.

The previous prime is 23403467. The next prime is 23403503. The reversal of 23403475 is 57430432.

It is not a de Polignac number, because 23403475 - 2³ = 23403467 is a prime.

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, 22006 + ... + 23044.

It is an arithmetic number, because the mean of its divisors is an integer number (1305720).

Almost surely, 2^23403475 is an apocalyptic number.

23403475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23403475 is a deficient number, since it is larger than the sum of its proper divisors (7933805).

23403475 is a wasteful number, since it uses less digits than its factorization.

23403475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119 (or 1114 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 23403475 is about 4837.7138195639. The cubic root of 23403475 is about 286.0400085846.

The spelling of 23403475 in words is "twenty-three million, four hundred three thousand, four hundred seventy-five".