23698402 has 16 divisors (see below), whose sum is σ = 43751232. Its totient is φ = 9375120.

The previous prime is 23698379. The next prime is 23698403. The reversal of 23698402 is 20489632.

It is a super-2 number, since 2×23698402² = 1123228514707208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23698403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64924 + ... + 65287.

It is an arithmetic number, because the mean of its divisors is an integer number (2734452).

Almost surely, 2^23698402 is an apocalyptic number.

23698402 is a deficient number, since it is larger than the sum of its proper divisors (20052830).

23698402 is a wasteful number, since it uses less digits than its factorization.

23698402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130233.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 23698402 is about 4868.1004508946. The cubic root of 23698402 is about 287.2365404970.

The spelling of 23698402 in words is "twenty-three million, six hundred ninety-eight thousand, four hundred two".