23728698 has 24 divisors (see below), whose sum is σ = 58757088. Its totient is φ = 6779592.

The previous prime is 23728693. The next prime is 23728711. The reversal of 23728698 is 89682732.

It is a super-2 number, since 2×23728698² = 1126102217550408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23728693) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 94036 + ... + 94287.

It is an arithmetic number, because the mean of its divisors is an integer number (2448212).

Almost surely, 2^23728698 is an apocalyptic number.

23728698 is an abundant number, since it is smaller than the sum of its proper divisors (35028390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23728698 is a wasteful number, since it uses less digits than its factorization.

23728698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188338 (or 188335 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 23728698 is about 4871.2111430321. The cubic root of 23728698 is about 287.3588892895.

The spelling of 23728698 in words is "twenty-three million, seven hundred twenty-eight thousand, six hundred ninety-eight".