2499072 has 40 divisors (see below), whose sum is σ = 6661776. Its totient is φ = 832512.

The previous prime is 2499061. The next prime is 2499083. The reversal of 2499072 is 2709942.

It is an interprime number because it is at equal distance from previous prime (2499061) and next prime (2499083).

It is a super-2 number, since 2×2499072² = 12490721722368, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723 + ... + 2349.

2^2499072 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 2499072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3330888).

2499072 is an abundant number, since it is smaller than the sum of its proper divisors (4162704).

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

2499072 is an equidigital number, since it uses as much as digits as its factorization.

2499072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648 (or 1632 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 2499072 is about 1580.8453434792. The cubic root of 2499072 is about 135.7040855545.

The spelling of 2499072 in words is "two million, four hundred ninety-nine thousand, seventy-two".