1255704894 has 24 divisors (see below), whose sum is σ = 2721800640. Its totient is φ = 418398048.

The previous prime is 1255704887. The next prime is 1255704907. The reversal of 1255704894 is 4984075521.

1255704894 is a `hidden beast` number, since 1 + 2 + 557 + 0 + 4 + 8 + 94 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36114 + ... + 61770.

It is an arithmetic number, because the mean of its divisors is an integer number (113408360).

Almost surely, 2^1255704894 is an apocalyptic number.

1255704894 is an abundant number, since it is smaller than the sum of its proper divisors (1466095746).

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

1255704894 is a wasteful number, since it uses less digits than its factorization.

1255704894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28384 (or 28381 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 1255704894 is about 35435.9265999917. The cubic root of 1255704894 is about 1078.8536344443.

The spelling of 1255704894 in words is "one billion, two hundred fifty-five million, seven hundred four thousand, eight hundred ninety-four".