23728597 has 2 divisors, whose sum is σ = 23728598. Its totient is φ = 23728596.

The previous prime is 23728591. The next prime is 23728603. The reversal of 23728597 is 79582732.

It is a balanced prime because it is at equal distance from previous prime (23728591) and next prime (23728603).

It can be written as a sum of positive squares in only one way, i.e., 23561316 + 167281 = 4854^2 + 409^2 .

It is a cyclic number.

It is not a de Polignac number, because 23728597 - 2³ = 23728589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23728591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11864298 + 11864299.

It is an arithmetic number, because the mean of its divisors is an integer number (11864299).

Almost surely, 2^23728597 is an apocalyptic number.

It is an amenable number.

23728597 is a deficient number, since it is larger than the sum of its proper divisors (1).

23728597 is an equidigital number, since it uses as much as digits as its factorization.

23728597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 23728597 is about 4871.2007759894. The cubic root of 23728597 is about 287.3584815794.

The spelling of 23728597 in words is "twenty-three million, seven hundred twenty-eight thousand, five hundred ninety-seven".