2501512 has 32 divisors (see below), whose sum is σ = 5140800. Its totient is φ = 1134144.

The previous prime is 2501507. The next prime is 2501563. The reversal of 2501512 is 2151052.

It is a super-2 number, since 2×2501512² = 12515124572288, which contains 22 as substring.

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, 6789 + ... + 7147.

It is an arithmetic number, because the mean of its divisors is an integer number (160650).

2^2501512 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 2501512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2570400).

2501512 is an abundant number, since it is smaller than the sum of its proper divisors (2639288).

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

2501512 is a wasteful number, since it uses less digits than its factorization.

2501512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 2501512 is about 1581.6168941940. The cubic root of 2501512 is about 135.7482366451.

Adding to 2501512 its reverse (2151052), we get a palindrome (4652564).

The spelling of 2501512 in words is "two million, five hundred one thousand, five hundred twelve".