122564677 has 8 divisors (see below), whose sum is σ = 129991680. Its totient is φ = 115312560.

The previous prime is 122564593. The next prime is 122564711. The reversal of 122564677 is 776465221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122564677 - 2¹⁵ = 122531909 is a prime.

It is a super-2 number, since 2×122564677² = 30044200096228658, 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 (122564077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42277 + ... + 45082.

It is an arithmetic number, because the mean of its divisors is an integer number (16248960).

Almost surely, 2^122564677 is an apocalyptic number.

It is an amenable number.

122564677 is a deficient number, since it is larger than the sum of its proper divisors (7427003).

122564677 is an equidigital number, since it uses as much as digits as its factorization.

122564677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87443.

The product of its digits is 141120, while the sum is 40.

The square root of 122564677 is about 11070.8932340620. The cubic root of 122564677 is about 496.7315841355.

The spelling of 122564677 in words is "one hundred twenty-two million, five hundred sixty-four thousand, six hundred seventy-seven".