23751328 has 12 divisors (see below), whose sum is σ = 46760490. Its totient is φ = 11875648.

The previous prime is 23751317. The next prime is 23751337. The reversal of 23751328 is 82315732.

It can be written as a sum of positive squares in only one way, i.e., 23155344 + 595984 = 4812^2 + 772^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23751328.

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 as a sum of consecutive naturals, namely, 371083 + ... + 371146.

Almost surely, 2^23751328 is an apocalyptic number.

It is an amenable number.

23751328 is a deficient number, since it is larger than the sum of its proper divisors (23009162).

23751328 is an equidigital number, since it uses as much as digits as its factorization.

23751328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742239 (or 742231 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 23751328 is about 4873.5334204251. The cubic root of 23751328 is about 287.4502114160.

The spelling of 23751328 in words is "twenty-three million, seven hundred fifty-one thousand, three hundred twenty-eight".