2521086 has 16 divisors (see below), whose sum is σ = 5216400. Its totient is φ = 811328.

The previous prime is 2521081. The next prime is 2521093. The reversal of 2521086 is 6801252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7071 + ... + 7418.

It is an arithmetic number, because the mean of its divisors is an integer number (326025).

2^2521086 is an apocalyptic number.

2521086 is an abundant number, since it is smaller than the sum of its proper divisors (2695314).

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

2521086 is a wasteful number, since it uses less digits than its factorization.

2521086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14523.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 2521086 is about 1587.7928076421. The cubic root of 2521086 is about 136.1013877763.

The spelling of 2521086 in words is "two million, five hundred twenty-one thousand, eighty-six".