1255880228 has 6 divisors (see below), whose sum is σ = 2197790406. Its totient is φ = 627940112.

The previous prime is 1255880203. The next prime is 1255880273. The reversal of 1255880228 is 8220885521.

It can be written as a sum of positive squares in only one way, i.e., 1129497664 + 126382564 = 33608^2 + 11242^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156985025 + ... + 156985032.

It is an arithmetic number, because the mean of its divisors is an integer number (366298401).

Almost surely, 2^1255880228 is an apocalyptic number.

It is an amenable number.

1255880228 is a deficient number, since it is larger than the sum of its proper divisors (941910178).

1255880228 is a wasteful number, since it uses less digits than its factorization.

1255880228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313970061 (or 313970059 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 41.

The square root of 1255880228 is about 35438.4004718046. The cubic root of 1255880228 is about 1078.9038455304.

The spelling of 1255880228 in words is "one billion, two hundred fifty-five million, eight hundred eighty thousand, two hundred twenty-eight".