22977607 has 2 divisors, whose sum is σ = 22977608. Its totient is φ = 22977606.

The previous prime is 22977587. The next prime is 22977641. The reversal of 22977607 is 70677922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22977607 - 2²³ = 14588999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22977607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22974607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11488803 + 11488804.

It is an arithmetic number, because the mean of its divisors is an integer number (11488804).

Almost surely, 2^22977607 is an apocalyptic number.

22977607 is a deficient number, since it is larger than the sum of its proper divisors (1).

22977607 is an equidigital number, since it uses as much as digits as its factorization.

22977607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 40.

The square root of 22977607 is about 4793.4963231445. The cubic root of 22977607 is about 284.2943742289.

The spelling of 22977607 in words is "twenty-two million, nine hundred seventy-seven thousand, six hundred seven".