23489828 has 6 divisors (see below), whose sum is σ = 41107206. Its totient is φ = 11744912.

The previous prime is 23489813. The next prime is 23489839. The reversal of 23489828 is 82898432.

It can be written as a sum of positive squares in only one way, i.e., 23251684 + 238144 = 4822^2 + 488^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2936225 + ... + 2936232.

It is an arithmetic number, because the mean of its divisors is an integer number (6851201).

Almost surely, 2^23489828 is an apocalyptic number.

It is an amenable number.

23489828 is a deficient number, since it is larger than the sum of its proper divisors (17617378).

23489828 is a wasteful number, since it uses less digits than its factorization.

23489828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5872461 (or 5872459 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 23489828 is about 4846.6305821674. The cubic root of 23489828 is about 286.3913822662.

The spelling of 23489828 in words is "twenty-three million, four hundred eighty-nine thousand, eight hundred twenty-eight".