2555512 has 8 divisors (see below), whose sum is σ = 4791600. Its totient is φ = 1277752.

The previous prime is 2555477. The next prime is 2555521. The reversal of 2555512 is 2155552.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

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, 159712 + ... + 159727.

It is an arithmetic number, because the mean of its divisors is an integer number (598950).

2^2555512 is an apocalyptic number.

It is an amenable number.

2555512 is a deficient number, since it is larger than the sum of its proper divisors (2236088).

2555512 is a wasteful number, since it uses less digits than its factorization.

2555512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319445 (or 319441 counting only the distinct ones).

The product of its digits is 2500, while the sum is 25.

The square root of 2555512 is about 1598.5968847711. The cubic root of 2555512 is about 136.7180875973.

The spelling of 2555512 in words is "two million, five hundred fifty-five thousand, five hundred twelve".