5645964 has 24 divisors (see below), whose sum is σ = 13867840. Its totient is φ = 1782864.

The previous prime is 5645957. The next prime is 5646019. The reversal of 5645964 is 4695465.

It is a Smith number, since the sum of its digits (39) 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 7 ways as a sum of consecutive naturals, for example, 12154 + ... + 12609.

Almost surely, 2^5645964 is an apocalyptic number.

It is an amenable number.

5645964 is an abundant number, since it is smaller than the sum of its proper divisors (8221876).

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

5645964 is a wasteful number, since it uses less digits than its factorization.

5645964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24789 (or 24787 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 5645964 is about 2376.1237341519. The cubic root of 5645964 is about 178.0653297208.

The spelling of 5645964 in words is "five million, six hundred forty-five thousand, nine hundred sixty-four".