64013535 has 12 divisors (see below), whose sum is σ = 110956872. Its totient is φ = 34140528.

The previous prime is 64013447. The next prime is 64013557. The reversal of 64013535 is 53531046.

64013535 is a `hidden beast` number, since 640 + 13 + 5 + 3 + 5 = 666.

It is not a de Polignac number, because 64013535 - 2⁹ = 64013023 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 64013499 and 64013508.

It is a congruent number.

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, 711217 + ... + 711306.

It is an arithmetic number, because the mean of its divisors is an integer number (9246406).

Almost surely, 2^64013535 is an apocalyptic number.

64013535 is a deficient number, since it is larger than the sum of its proper divisors (46943337).

64013535 is a wasteful number, since it uses less digits than its factorization.

64013535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422534 (or 1422531 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 64013535 is about 8000.8458927791. The cubic root of 64013535 is about 400.0281959291.

The spelling of 64013535 in words is "sixty-four million, thirteen thousand, five hundred thirty-five".