23940464 has 10 divisors (see below), whose sum is σ = 46384680. Its totient is φ = 11970224.

The previous prime is 23940451. The next prime is 23940467. The reversal of 23940464 is 46404932.

It is a self number, because there is not a number n which added to its sum of digits gives 23940464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23940467) by changing a digit.

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, 748124 + ... + 748155.

It is an arithmetic number, because the mean of its divisors is an integer number (4638468).

Almost surely, 2^23940464 is an apocalyptic number.

It is an amenable number.

23940464 is a deficient number, since it is larger than the sum of its proper divisors (22444216).

23940464 is a wasteful number, since it uses less digits than its factorization.

23940464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496287 (or 1496281 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 23940464 is about 4892.8993449692. The cubic root of 23940464 is about 288.2112005340.

The spelling of 23940464 in words is "twenty-three million, nine hundred forty thousand, four hundred sixty-four".