64560814 has 16 divisors (see below), whose sum is σ = 100837296. Its totient is φ = 30974400.

The previous prime is 64560779. The next prime is 64560823. The reversal of 64560814 is 41806546.

It is a self number, because there is not a number n which added to its sum of digits gives 64560814.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1452 + ... + 11455.

It is an arithmetic number, because the mean of its divisors is an integer number (6302331).

Almost surely, 2^64560814 is an apocalyptic number.

64560814 is a deficient number, since it is larger than the sum of its proper divisors (36276482).

64560814 is a wasteful number, since it uses less digits than its factorization.

64560814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13011.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 64560814 is about 8034.9744243526. The cubic root of 64560814 is about 401.1649663398.

The spelling of 64560814 in words is "sixty-four million, five hundred sixty thousand, eight hundred fourteen".