5591572 has 36 divisors (see below), whose sum is σ = 11896864. Its totient is φ = 2252160.

The previous prime is 5591569. The next prime is 5591587. The reversal of 5591572 is 2751955.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7747 + ... + 8437.

Almost surely, 2^5591572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5591572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5948432).

5591572 is an abundant number, since it is smaller than the sum of its proper divisors (6305292).

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

5591572 is a wasteful number, since it uses less digits than its factorization.

5591572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 717 counting only the distinct ones).

The product of its digits is 15750, while the sum is 34.

The square root of 5591572 is about 2364.6505027171. The cubic root of 5591572 is about 177.4916692513.

The spelling of 5591572 in words is "five million, five hundred ninety-one thousand, five hundred seventy-two".