5645862 has 24 divisors (see below), whose sum is σ = 12686856. Its totient is φ = 1881792.

The previous prime is 5645851. The next prime is 5645881. The reversal of 5645862 is 2685465.

5645862 is a `hidden beast` number, since 5 + 645 + 8 + 6 + 2 = 666.

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, 5323 + ... + 6294.

It is an arithmetic number, because the mean of its divisors is an integer number (528619).

Almost surely, 2^5645862 is an apocalyptic number.

5645862 is an abundant number, since it is smaller than the sum of its proper divisors (7040994).

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

5645862 is a wasteful number, since it uses less digits than its factorization.

5645862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11634 (or 11622 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 5645862 is about 2376.1022705262. The cubic root of 5645862 is about 178.0642574048.

The spelling of 5645862 in words is "five million, six hundred forty-five thousand, eight hundred sixty-two".