23402552 has 16 divisors (see below), whose sum is σ = 43931160. Its totient is φ = 11687584.

The previous prime is 23402549. The next prime is 23402563. The reversal of 23402552 is 25520432.

It is a super-2 number, since 2×23402552² = 1095358880225408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12203 + ... + 13989.

Almost surely, 2^23402552 is an apocalyptic number.

It is an amenable number.

23402552 is a deficient number, since it is larger than the sum of its proper divisors (20528608).

23402552 is a wasteful number, since it uses less digits than its factorization.

23402552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3430 (or 3426 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 23402552 is about 4837.6184223231. The cubic root of 23402552 is about 286.0362481971.

Adding to 23402552 its reverse (25520432), we get a palindrome (48922984).

The spelling of 23402552 in words is "twenty-three million, four hundred two thousand, five hundred fifty-two".