2553166 has 32 divisors (see below), whose sum is σ = 4872960. Its totient is φ = 974400.

The previous prime is 2553157. The next prime is 2553203. The reversal of 2553166 is 6613552.

Its product of digits (5400) is a multiple of the sum of its prime divisors (360).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 8946 + ... + 9226.

It is an arithmetic number, because the mean of its divisors is an integer number (152280).

2^2553166 is an apocalyptic number.

2553166 is a deficient number, since it is larger than the sum of its proper divisors (2319794).

2553166 is a wasteful number, since it uses less digits than its factorization.

2553166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360.

The product of its digits is 5400, while the sum is 28.

The square root of 2553166 is about 1597.8629478150. The cubic root of 2553166 is about 136.6762383408.

The spelling of 2553166 in words is "two million, five hundred fifty-three thousand, one hundred sixty-six".