1255833000 has 96 divisors (see below), whose sum is σ = 4244745960. Its totient is φ = 334886400.

The previous prime is 1255832957. The next prime is 1255833013. The reversal of 1255833000 is 3385521.

It can be written as a sum of positive squares in 4 ways, for example, as 527804676 + 728028324 = 22974^2 + 26982^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60769 + ... + 78768.

Almost surely, 2^1255833000 is an apocalyptic number.

1255833000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1255833000 is an abundant number, since it is smaller than the sum of its proper divisors (2988912960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1255833000 is a wasteful number, since it uses less digits than its factorization.

1255833000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139564 (or 139547 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1255833000 is about 35437.7341262107. The cubic root of 1255833000 is about 1078.8903211225.

The spelling of 1255833000 in words is "one billion, two hundred fifty-five million, eight hundred thirty-three thousand".