2497392 has 100 divisors (see below), whose sum is σ = 7562016. Its totient is φ = 794880.

The previous prime is 2497381. The next prime is 2497421. The reversal of 2497392 is 2937942.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (27216) is a multiple of the sum of its prime factors (108).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 53113 + ... + 53159.

2^2497392 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 2497392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3781008).

2497392 is an abundant number, since it is smaller than the sum of its proper divisors (5064624).

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

2497392 is a wasteful number, since it uses less digits than its factorization.

2497392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 93 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 2497392 is about 1580.3138928707. The cubic root of 2497392 is about 135.6736697348.

The spelling of 2497392 in words is "two million, four hundred ninety-seven thousand, three hundred ninety-two".