64122696 has 48 divisors (see below), whose sum is σ = 189455760. Its totient is φ = 19430880.

The previous prime is 64122673. The next prime is 64122703. The reversal of 64122696 is 69622146.

64122696 is a `hidden beast` number, since 641 + 2 + 2 + 6 + 9 + 6 = 666.

It is a super-2 number, since 2×64122696² = 8223440284616832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 64122696.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39690 + ... + 41273.

It is an arithmetic number, because the mean of its divisors is an integer number (3946995).

Almost surely, 2^64122696 is an apocalyptic number.

64122696 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

64122696 is an abundant number, since it is smaller than the sum of its proper divisors (125333064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64122696 is a wasteful number, since it uses less digits than its factorization.

64122696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80986 (or 80979 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 64122696 is about 8007.6648281506. The cubic root of 64122696 is about 400.2554534907.

It can be divided in two parts, 64 and 122696, that added together give a triangular number (122760 = T₄₉₅).

The spelling of 64122696 in words is "sixty-four million, one hundred twenty-two thousand, six hundred ninety-six".