23402312 has 16 divisors (see below), whose sum is σ = 43953840. Its totient is φ = 11681296.

The previous prime is 23402299. The next prime is 23402347. The reversal of 23402312 is 21320432.

It is a plaindrome in base 11.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3323 + ... + 7605.

It is an arithmetic number, because the mean of its divisors is an integer number (2747115).

Almost surely, 2^23402312 is an apocalyptic number.

It is an amenable number.

23402312 is a deficient number, since it is larger than the sum of its proper divisors (20551528).

23402312 is a wasteful number, since it uses less digits than its factorization.

23402312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4972 (or 4968 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 23402312 is about 4837.5936166652. The cubic root of 23402312 is about 286.0352703987.

Adding to 23402312 its reverse (21320432), we get a palindrome (44722744).

The spelling of 23402312 in words is "twenty-three million, four hundred two thousand, three hundred twelve".