1255972 has 6 divisors (see below), whose sum is σ = 2197958. Its totient is φ = 627984.

The previous prime is 1255967. The next prime is 1255993. The reversal of 1255972 is 2795521.

It can be written as a sum of positive squares in only one way, i.e., 1201216 + 54756 = 1096^2 + 234^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156993 + ... + 157000.

2^1255972 is an apocalyptic number.

It is an amenable number.

1255972 is a deficient number, since it is larger than the sum of its proper divisors (941986).

1255972 is a wasteful number, since it uses less digits than its factorization.

1255972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313997 (or 313995 counting only the distinct ones).

The product of its digits is 6300, while the sum is 31.

The square root of 1255972 is about 1120.7015659845. The cubic root of 1255972 is about 107.8930124775.

The spelling of 1255972 in words is "one million, two hundred fifty-five thousand, nine hundred seventy-two".