5724621 has 24 divisors (see below), whose sum is σ = 9867840. Its totient is φ = 3270456.

The previous prime is 5724613. The next prime is 5724661. The reversal of 5724621 is 1264275.

It is not a de Polignac number, because 5724621 - 2³ = 5724613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5724611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 841 + ... + 3486.

It is an arithmetic number, because the mean of its divisors is an integer number (411160).

Almost surely, 2^5724621 is an apocalyptic number.

It is an amenable number.

5724621 is a deficient number, since it is larger than the sum of its proper divisors (4143219).

5724621 is a wasteful number, since it uses less digits than its factorization.

5724621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350 (or 4337 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 5724621 is about 2392.6180221673. The cubic root of 5724621 is about 178.8884275000. Note that the first 3 decimals are identical.

Adding to 5724621 its reverse (1264275), we get a palindrome (6988896).

The spelling of 5724621 in words is "five million, seven hundred twenty-four thousand, six hundred twenty-one".