23489744 has 10 divisors (see below), whose sum is σ = 45511410. Its totient is φ = 11744864.

The previous prime is 23489737. The next prime is 23489771. The reversal of 23489744 is 44798432.

It can be written as a sum of positive squares in only one way, i.e., 12334144 + 11155600 = 3512^2 + 3340^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734039 + ... + 734070.

It is an arithmetic number, because the mean of its divisors is an integer number (4551141).

Almost surely, 2^23489744 is an apocalyptic number.

It is an amenable number.

23489744 is a deficient number, since it is larger than the sum of its proper divisors (22021666).

23489744 is a wasteful number, since it uses less digits than its factorization.

23489744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468117 (or 1468111 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 23489744 is about 4846.6219163454. The cubic root of 23489744 is about 286.3910408858.

The spelling of 23489744 in words is "twenty-three million, four hundred eighty-nine thousand, seven hundred forty-four".