64396935 has 24 divisors (see below), whose sum is σ = 118188720. Its totient is φ = 32324352.

The previous prime is 64396921. The next prime is 64396963. The reversal of 64396935 is 53969346.

It is a happy number.

It is not a de Polignac number, because 64396935 - 2⁵ = 64396903 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41325 + ... + 42854.

It is an arithmetic number, because the mean of its divisors is an integer number (4924530).

Almost surely, 2^64396935 is an apocalyptic number.

64396935 is a deficient number, since it is larger than the sum of its proper divisors (53791785).

64396935 is a wasteful number, since it uses less digits than its factorization.

64396935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84207 (or 84204 counting only the distinct ones).

The product of its digits is 524880, while the sum is 45.

The square root of 64396935 is about 8024.7700901646. The cubic root of 64396935 is about 400.8252441759.

The spelling of 64396935 in words is "sixty-four million, three hundred ninety-six thousand, nine hundred thirty-five".