5611572 has 48 divisors (see below), whose sum is σ = 14676480. Its totient is φ = 1854144.

The previous prime is 5611553. The next prime is 5611579. The reversal of 5611572 is 2751165.

It is a super-2 number, since 2×5611572² = 62979480622368, which contains 22 as substring.

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 (5611579) 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, 23968 + ... + 24200.

It is an arithmetic number, because the mean of its divisors is an integer number (305760).

Almost surely, 2^5611572 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 5611572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7338240).

5611572 is an abundant number, since it is smaller than the sum of its proper divisors (9064908).

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

5611572 is a wasteful number, since it uses less digits than its factorization.

5611572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469 (or 461 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 5611572 is about 2368.8756826816. The cubic root of 5611572 is about 177.7030355369.

It can be divided in two parts, 56 and 11572, that added together give a triangular number (11628 = T₁₅₂).

The spelling of 5611572 in words is "five million, six hundred eleven thousand, five hundred seventy-two".