16423475 has 6 divisors (see below), whose sum is σ = 20365140. Its totient is φ = 13138760.

The previous prime is 16423469. The next prime is 16423487. The reversal of 16423475 is 57432461.

It is not a de Polignac number, because 16423475 - 2¹⁰ = 16422451 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 328445 + ... + 328494.

It is an arithmetic number, because the mean of its divisors is an integer number (3394190).

Almost surely, 2^16423475 is an apocalyptic number.

16423475 is a deficient number, since it is larger than the sum of its proper divisors (3941665).

16423475 is an equidigital number, since it uses as much as digits as its factorization.

16423475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656949 (or 656944 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 16423475 is about 4052.5886788570. The cubic root of 16423475 is about 254.1879847149.

The spelling of 16423475 in words is "sixteen million, four hundred twenty-three thousand, four hundred seventy-five".