5615544 has 64 divisors (see below), whose sum is σ = 15552000. Its totient is φ = 1675520.

The previous prime is 5615537. The next prime is 5615549. The reversal of 5615544 is 4455165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5615549) 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, 23377 + ... + 23615.

It is an arithmetic number, because the mean of its divisors is an integer number (243000).

Almost surely, 2^5615544 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 5615544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7776000).

5615544 is an abundant number, since it is smaller than the sum of its proper divisors (9936456).

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

5615544 is a wasteful number, since it uses less digits than its factorization.

5615544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 344 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 5615544 is about 2369.7139067828. The cubic root of 5615544 is about 177.7449530832.

It can be divided in two parts, 561 and 5544, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 5615544 in words is "five million, six hundred fifteen thousand, five hundred forty-four".