2557076 has 6 divisors (see below), whose sum is σ = 4474890. Its totient is φ = 1278536.

The previous prime is 2557067. The next prime is 2557099. The reversal of 2557076 is 6707552.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2172676 + 384400 = 1474^2 + 620^2 .

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319631 + ... + 319638.

It is an arithmetic number, because the mean of its divisors is an integer number (745815).

2^2557076 is an apocalyptic number.

It is an amenable number.

2557076 is a deficient number, since it is larger than the sum of its proper divisors (1917814).

2557076 is a wasteful number, since it uses less digits than its factorization.

2557076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639273 (or 639271 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 2557076 is about 1599.0859889324. The cubic root of 2557076 is about 136.7459728746.

The spelling of 2557076 in words is "two million, five hundred fifty-seven thousand, seventy-six".