2555572 has 6 divisors (see below), whose sum is σ = 4472258. Its totient is φ = 1277784.

The previous prime is 2555569. The next prime is 2555587. The reversal of 2555572 is 2755552.

It can be written as a sum of positive squares in only one way, i.e., 2178576 + 376996 = 1476^2 + 614^2 .

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, 319443 + ... + 319450.

2^2555572 is an apocalyptic number.

It is an amenable number.

2555572 is a deficient number, since it is larger than the sum of its proper divisors (1916686).

2555572 is a wasteful number, since it uses less digits than its factorization.

2555572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638897 (or 638895 counting only the distinct ones).

The product of its digits is 17500, while the sum is 31.

The square root of 2555572 is about 1598.6156511182. The cubic root of 2555572 is about 136.7191575748.

The spelling of 2555572 in words is "two million, five hundred fifty-five thousand, five hundred seventy-two".