2603972 has 24 divisors (see below), whose sum is σ = 5260416. Its totient is φ = 1104768.

The previous prime is 2603933. The next prime is 2603981. The reversal of 2603972 is 2793062.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2753 + ... + 3575.

It is an arithmetic number, because the mean of its divisors is an integer number (219184).

2^2603972 is an apocalyptic number.

It is an amenable number.

2603972 is an abundant number, since it is smaller than the sum of its proper divisors (2656444).

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

2603972 is a wasteful number, since it uses less digits than its factorization.

2603972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947 (or 945 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 2603972 is about 1613.6827445319. The cubic root of 2603972 is about 137.5768738176.

The spelling of 2603972 in words is "two million, six hundred three thousand, nine hundred seventy-two".