2501187 has 16 divisors (see below), whose sum is σ = 3655680. Its totient is φ = 1511712.

The previous prime is 2501171. The next prime is 2501189. The reversal of 2501187 is 7811052.

It is not a de Polignac number, because 2501187 - 2⁴ = 2501171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2501189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1758 + ... + 2844.

It is an arithmetic number, because the mean of its divisors is an integer number (228480).

2^2501187 is an apocalyptic number.

2501187 is a deficient number, since it is larger than the sum of its proper divisors (1154493).

2501187 is a wasteful number, since it uses less digits than its factorization.

2501187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 2501187 is about 1581.5141478975. The cubic root of 2501187 is about 135.7423575225.

The spelling of 2501187 in words is "two million, five hundred one thousand, one hundred eighty-seven".