2504221166 has 32 divisors (see below), whose sum is σ = 4157546400. Its totient is φ = 1126500480.

The previous prime is 2504221157. The next prime is 2504221171. The reversal of 2504221166 is 6611224052.

2504221166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2504221166² = 12542247296484799112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48596 + ... + 85848.

It is an arithmetic number, because the mean of its divisors is an integer number (129923325).

Almost surely, 2^2504221166 is an apocalyptic number.

2504221166 is a deficient number, since it is larger than the sum of its proper divisors (1653325234).

2504221166 is a wasteful number, since it uses less digits than its factorization.

2504221166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37364.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 2504221166 is about 50042.1938567845. The cubic root of 2504221166 is about 1357.9722459358.

The spelling of 2504221166 in words is "two billion, five hundred four million, two hundred twenty-one thousand, one hundred sixty-six".