23878964 has 6 divisors (see below), whose sum is σ = 41788194. Its totient is φ = 11939480.

The previous prime is 23878913. The next prime is 23878973. The reversal of 23878964 is 46987832.

It can be written as a sum of positive squares in only one way, i.e., 22486564 + 1392400 = 4742^2 + 1180^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2984867 + ... + 2984874.

It is an arithmetic number, because the mean of its divisors is an integer number (6964699).

Almost surely, 2^23878964 is an apocalyptic number.

It is an amenable number.

23878964 is a deficient number, since it is larger than the sum of its proper divisors (17909230).

23878964 is a wasteful number, since it uses less digits than its factorization.

23878964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969745 (or 5969743 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The square root of 23878964 is about 4886.6106863551. The cubic root of 23878964 is about 287.9641962950.

It can be divided in two parts, 23878 and 964, that added together give a palindrome (24842).

The spelling of 23878964 in words is "twenty-three million, eight hundred seventy-eight thousand, nine hundred sixty-four".