5722641 has 6 divisors (see below), whose sum is σ = 8266050. Its totient is φ = 3815088.

The previous prime is 5722637. The next prime is 5722649. The reversal of 5722641 is 1462275.

It can be written as a sum of positive squares in only one way, i.e., 4730625 + 992016 = 2175^2 + 996^2 .

It is not a de Polignac number, because 5722641 - 2² = 5722637 is a prime.

5722641 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5722649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 317916 + ... + 317933.

It is an arithmetic number, because the mean of its divisors is an integer number (1377675).

Almost surely, 2^5722641 is an apocalyptic number.

It is an amenable number.

5722641 is a deficient number, since it is larger than the sum of its proper divisors (2543409).

5722641 is a wasteful number, since it uses less digits than its factorization.

5722641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635855 (or 635852 counting only the distinct ones).

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

The square root of 5722641 is about 2392.2042136908. The cubic root of 5722641 is about 178.8678008111.

The spelling of 5722641 in words is "five million, seven hundred twenty-two thousand, six hundred forty-one".