23439748 has 12 divisors (see below), whose sum is σ = 41079052. Its totient is φ = 11702880.

The previous prime is 23439739. The next prime is 23439763. The reversal of 23439748 is 84793432.

It can be written as a sum of positive squares in 2 ways, for example, as 9437184 + 14002564 = 3072^2 + 3742^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 23439748.

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, 843 + ... + 6898.

Almost surely, 2^23439748 is an apocalyptic number.

It is an amenable number.

23439748 is a deficient number, since it is larger than the sum of its proper divisors (17639304).

23439748 is a wasteful number, since it uses less digits than its factorization.

23439748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8502 (or 8500 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 23439748 is about 4841.4613496340. The cubic root of 23439748 is about 286.1877099196.

The spelling of 23439748 in words is "twenty-three million, four hundred thirty-nine thousand, seven hundred forty-eight".