23898628 has 18 divisors (see below), whose sum is σ = 45288474. Its totient is φ = 11029824.

The previous prime is 23898533. The next prime is 23898647. The reversal of 23898628 is 82689832.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3268864 + 20629764 = 1808^2 + 4542^2 .

It is a super-2 number, since 2×23898628² = 1142288840564768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17001 + ... + 18352.

Almost surely, 2^23898628 is an apocalyptic number.

It is an amenable number.

23898628 is a deficient number, since it is larger than the sum of its proper divisors (21389846).

23898628 is a wasteful number, since it uses less digits than its factorization.

23898628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35383 (or 35368 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 23898628 is about 4888.6223008124. The cubic root of 23898628 is about 288.0432194655.

The spelling of 23898628 in words is "twenty-three million, eight hundred ninety-eight thousand, six hundred twenty-eight".