2557136 has 20 divisors (see below), whose sum is σ = 5026464. Its totient is φ = 1260000.

The previous prime is 2557127. The next prime is 2557169. The reversal of 2557136 is 6317552.

It is a junction number, because it is equal to n+sod(n) for n = 2557099 and 2557108.

It is a congruent number.

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, 11 + ... + 2261.

2^2557136 is an apocalyptic number.

It is an amenable number.

2557136 is a deficient number, since it is larger than the sum of its proper divisors (2469328).

2557136 is a wasteful number, since it uses less digits than its factorization.

2557136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2330 (or 2324 counting only the distinct ones).

The product of its digits is 6300, while the sum is 29.

The square root of 2557136 is about 1599.1047495396. The cubic root of 2557136 is about 136.7470424158.

The spelling of 2557136 in words is "two million, five hundred fifty-seven thousand, one hundred thirty-six".