5724945 has 16 divisors (see below), whose sum is σ = 10177920. Its totient is φ = 3053232.

The previous prime is 5724941. The next prime is 5724967. The reversal of 5724945 is 5494275.

5724945 is a `hidden beast` number, since 572 + 49 + 45 = 666.

It is not a de Polignac number, because 5724945 - 2² = 5724941 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5724941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21069 + ... + 21338.

It is an arithmetic number, because the mean of its divisors is an integer number (636120).

Almost surely, 2^5724945 is an apocalyptic number.

It is an amenable number.

5724945 is a deficient number, since it is larger than the sum of its proper divisors (4452975).

5724945 is a wasteful number, since it uses less digits than its factorization.

5724945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42421 (or 42415 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 5724945 is about 2392.6857294680. The cubic root of 5724945 is about 178.8918023236.

The spelling of 5724945 in words is "five million, seven hundred twenty-four thousand, nine hundred forty-five".