2557132 has 12 divisors (see below), whose sum is σ = 4490136. Its totient is φ = 1274240.

The previous prime is 2557127. The next prime is 2557169. The reversal of 2557132 is 2317552.

It is a junction number, because it is equal to n+sod(n) for n = 2557097 and 2557106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507 + ... + 2317.

It is an arithmetic number, because the mean of its divisors is an integer number (374178).

2^2557132 is an apocalyptic number.

It is an amenable number.

2557132 is a deficient number, since it is larger than the sum of its proper divisors (1933004).

2557132 is a wasteful number, since it uses less digits than its factorization.

2557132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168 (or 2166 counting only the distinct ones).

The product of its digits is 2100, while the sum is 25.

The square root of 2557132 is about 1599.1034988393. The cubic root of 2557132 is about 136.7469711136.

The spelling of 2557132 in words is "two million, five hundred fifty-seven thousand, one hundred thirty-two".