5522724 has 18 divisors (see below), whose sum is σ = 13960310. Its totient is φ = 1840896.

The previous prime is 5522707. The next prime is 5522761. The reversal of 5522724 is 4272255.

It can be written as a sum of positive squares in only one way, i.e., 5336100 + 186624 = 2310^2 + 432^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76669 + ... + 76740.

Almost surely, 2^5522724 is an apocalyptic number.

It is an amenable number.

5522724 is an abundant number, since it is smaller than the sum of its proper divisors (8437586).

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

5522724 is a wasteful number, since it uses less digits than its factorization.

5522724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153419 (or 153414 counting only the distinct ones).

The product of its digits is 5600, while the sum is 27.

The square root of 5522724 is about 2350.0476590912. The cubic root of 5522724 is about 176.7601846557.

Adding to 5522724 its reverse (4272255), we get a palindrome (9794979).

It can be divided in two parts, 5 and 522724, that added together give a square (522729 = 723²).

The spelling of 5522724 in words is "five million, five hundred twenty-two thousand, seven hundred twenty-four".