23538077 has 4 divisors (see below), whose sum is σ = 23549856. Its totient is φ = 23526300.

The previous prime is 23538043. The next prime is 23538089. The reversal of 23538077 is 77083532.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23538077 - 2¹⁸ = 23275933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23538007) 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, 2063 + ... + 7164.

It is an arithmetic number, because the mean of its divisors is an integer number (5887464).

Almost surely, 2^23538077 is an apocalyptic number.

It is an amenable number.

23538077 is a deficient number, since it is larger than the sum of its proper divisors (11779).

23538077 is an equidigital number, since it uses as much as digits as its factorization.

23538077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11778.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 23538077 is about 4851.6056105170. The cubic root of 23538077 is about 286.5873344264.

The spelling of 23538077 in words is "twenty-three million, five hundred thirty-eight thousand, seventy-seven".