1252255746 has 32 divisors (see below), whose sum is σ = 2986748928. Its totient is φ = 342231120.

The previous prime is 1252255727. The next prime is 1252255759. The reversal of 1252255746 is 6475522521.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647200 + ... + 649131.

It is an arithmetic number, because the mean of its divisors is an integer number (93335904).

Almost surely, 2^1252255746 is an apocalyptic number.

1252255746 is an abundant number, since it is smaller than the sum of its proper divisors (1734493182).

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

1252255746 is a wasteful number, since it uses less digits than its factorization.

1252255746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296366.

The product of its digits is 168000, while the sum is 39.

The square root of 1252255746 is about 35387.2257460231. The cubic root of 1252255746 is about 1077.8649366160.

The spelling of 1252255746 in words is "one billion, two hundred fifty-two million, two hundred fifty-five thousand, seven hundred forty-six".