23722927 has 2 divisors, whose sum is σ = 23722928. Its totient is φ = 23722926.

The previous prime is 23722903. The next prime is 23722931. The reversal of 23722927 is 72922732.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23722927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23722892 and 23722901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23722987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11861463 + 11861464.

It is an arithmetic number, because the mean of its divisors is an integer number (11861464).

Almost surely, 2^23722927 is an apocalyptic number.

23722927 is a deficient number, since it is larger than the sum of its proper divisors (1).

23722927 is an equidigital number, since it uses as much as digits as its factorization.

23722927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 34.

The square root of 23722927 is about 4870.6187491940. The cubic root of 23722927 is about 287.3355914442.

It can be divided in two parts, 23722 and 927, that added together give a square (24649 = 157²).

The spelling of 23722927 in words is "twenty-three million, seven hundred twenty-two thousand, nine hundred twenty-seven".