23964797 has 4 divisors (see below), whose sum is σ = 24371040. Its totient is φ = 23558556.

The previous prime is 23964793. The next prime is 23964821. The reversal of 23964797 is 79746932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23964797 - 2² = 23964793 is a prime.

It is a super-2 number, since 2×23964797² = 1148622990502418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23964791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203033 + ... + 203150.

It is an arithmetic number, because the mean of its divisors is an integer number (6092760).

Almost surely, 2^23964797 is an apocalyptic number.

It is an amenable number.

23964797 is a deficient number, since it is larger than the sum of its proper divisors (406243).

23964797 is an equidigital number, since it uses as much as digits as its factorization.

23964797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406242.

The product of its digits is 571536, while the sum is 47.

The square root of 23964797 is about 4895.3852759512. The cubic root of 23964797 is about 288.3088130737.

The spelling of 23964797 in words is "twenty-three million, nine hundred sixty-four thousand, seven hundred ninety-seven".