1255622852 has 24 divisors (see below), whose sum is σ = 2397995712. Its totient is φ = 570524000.

The previous prime is 1255622803. The next prime is 1255622857. The reversal of 1255622852 is 2582265521.

It is a happy number.

It is a super-2 number, since 2×1255622852² = 3153177492929227808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1255622857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231977 + ... + 237327.

It is an arithmetic number, because the mean of its divisors is an integer number (99916488).

Almost surely, 2^1255622852 is an apocalyptic number.

It is an amenable number.

1255622852 is a deficient number, since it is larger than the sum of its proper divisors (1142372860).

1255622852 is a wasteful number, since it uses less digits than its factorization.

1255622852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10699 (or 10697 counting only the distinct ones).

The product of its digits is 96000, while the sum is 38.

The square root of 1255622852 is about 35434.7689706029. The cubic root of 1255622852 is about 1078.8301381494.

The spelling of 1255622852 in words is "one billion, two hundred fifty-five million, six hundred twenty-two thousand, eight hundred fifty-two".