22926731 has 2 divisors, whose sum is σ = 22926732. Its totient is φ = 22926730.

The previous prime is 22926721. The next prime is 22926737. The reversal of 22926731 is 13762922.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22926731 - 2¹⁴ = 22910347 is a prime.

It is a super-2 number, since 2×22926731² = 1051269988692722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22926737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11463365 + 11463366.

It is an arithmetic number, because the mean of its divisors is an integer number (11463366).

Almost surely, 2^22926731 is an apocalyptic number.

22926731 is a deficient number, since it is larger than the sum of its proper divisors (1).

22926731 is an equidigital number, since it uses as much as digits as its factorization.

22926731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 22926731 is about 4788.1866087278. The cubic root of 22926731 is about 284.0843951720.

The spelling of 22926731 in words is "twenty-two million, nine hundred twenty-six thousand, seven hundred thirty-one".