2497992 has 32 divisors (see below), whose sum is σ = 7137600. Its totient is φ = 713664.

The previous prime is 2497991. The next prime is 2498009. The reversal of 2497992 is 2997942.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2497991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7267 + ... + 7602.

It is an arithmetic number, because the mean of its divisors is an integer number (223050).

2^2497992 is an apocalyptic number.

It is an amenable number.

2497992 is an abundant number, since it is smaller than the sum of its proper divisors (4639608).

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

2497992 is a wasteful number, since it uses less digits than its factorization.

2497992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14885 (or 14881 counting only the distinct ones).

The product of its digits is 81648, while the sum is 42.

The square root of 2497992 is about 1580.5037171737. The cubic root of 2497992 is about 135.6845340929.

The spelling of 2497992 in words is "two million, four hundred ninety-seven thousand, nine hundred ninety-two".