64964364 has 12 divisors (see below), whose sum is σ = 151583544. Its totient is φ = 21654784.

The previous prime is 64964359. The next prime is 64964371. The reversal of 64964364 is 46346946.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2706837 + ... + 2706860.

It is an arithmetic number, because the mean of its divisors is an integer number (12631962).

Almost surely, 2^64964364 is an apocalyptic number.

It is an amenable number.

64964364 is an abundant number, since it is smaller than the sum of its proper divisors (86619180).

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

64964364 is a wasteful number, since it uses less digits than its factorization.

64964364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5413704 (or 5413702 counting only the distinct ones).

The product of its digits is 373248, while the sum is 42.

The square root of 64964364 is about 8060.0473944016. The cubic root of 64964364 is about 401.9990841790. Note that the first 3 decimals are identical.

The spelling of 64964364 in words is "sixty-four million, nine hundred sixty-four thousand, three hundred sixty-four".