2544372 has 30 divisors (see below), whose sum is σ = 6652338. Its totient is φ = 848016.

The previous prime is 2544361. The next prime is 2544383. The reversal of 2544372 is 2734452.

It is an interprime number because it is at equal distance from previous prime (2544361) and next prime (2544383).

It can be written as a sum of positive squares in only one way, i.e., 1454436 + 1089936 = 1206^2 + 1044^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3603 + ... + 4250.

2^2544372 is an apocalyptic number.

It is an amenable number.

2544372 is an abundant number, since it is smaller than the sum of its proper divisors (4107966).

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

2544372 is a wasteful number, since it uses less digits than its factorization.

2544372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7869 (or 7858 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 2544372 is about 1595.1087737205. The cubic root of 2544372 is about 136.5191375172.

It can be divided in two parts, 2544 and 372, that added together give a square (2916 = 54²).

The spelling of 2544372 in words is "two million, five hundred forty-four thousand, three hundred seventy-two".