64680034 has 24 divisors (see below), whose sum is σ = 102552660. Its totient is φ = 30558528.

The previous prime is 64680017. The next prime is 64680059. The reversal of 64680034 is 43008646.

It can be written as a sum of positive squares in 6 ways, for example, as 52056225 + 12623809 = 7215^2 + 3553^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64679978 and 64680005.

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, 162724 + ... + 163120.

Almost surely, 2^64680034 is an apocalyptic number.

64680034 is a deficient number, since it is larger than the sum of its proper divisors (37872626).

64680034 is a wasteful number, since it uses less digits than its factorization.

64680034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 64680034 is about 8042.3898189531. The cubic root of 64680034 is about 401.4117490497.

The spelling of 64680034 in words is "sixty-four million, six hundred eighty thousand, thirty-four".