2500264 has 32 divisors (see below), whose sum is σ = 5229000. Its totient is φ = 1112832.

The previous prime is 2500213. The next prime is 2500273. The reversal of 2500264 is 4620052.

It can be written as a sum of positive squares in 4 ways, for example, as 1844164 + 656100 = 1358^2 + 810^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2602 + ... + 3430.

2^2500264 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 2500264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2614500).

2500264 is an abundant number, since it is smaller than the sum of its proper divisors (2728736).

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

2500264 is a wasteful number, since it uses less digits than its factorization.

2500264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2500264 is about 1581.2223120106. Note that the first 3 decimals coincide. The cubic root of 2500264 is about 135.7256580366.

The spelling of 2500264 in words is "two million, five hundred thousand, two hundred sixty-four".