5623722 has 32 divisors (see below), whose sum is σ = 13460160. Its totient is φ = 1730160.

The previous prime is 5623649. The next prime is 5623727. The reversal of 5623722 is 2273265.

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

It is not an unprimeable number, because it can be changed into a prime (5623727) 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, 3304 + ... + 4707.

It is an arithmetic number, because the mean of its divisors is an integer number (420630).

Almost surely, 2^5623722 is an apocalyptic number.

5623722 is an abundant number, since it is smaller than the sum of its proper divisors (7836438).

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

5623722 is a wasteful number, since it uses less digits than its factorization.

5623722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8035 (or 8029 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 5623722 is about 2371.4388037645. The cubic root of 5623722 is about 177.8311954350.

Adding to 5623722 its reverse (2273265), we get a palindrome (7896987).

The spelling of 5623722 in words is "five million, six hundred twenty-three thousand, seven hundred twenty-two".