256273714 has 12 divisors (see below), whose sum is σ = 397213902. Its totient is φ = 124002480.

The previous prime is 256273697. The next prime is 256273733. The reversal of 256273714 is 417372652.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 148425489 + 107848225 = 12183^2 + 10385^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64747 + ... + 68590.

Almost surely, 2^256273714 is an apocalyptic number.

256273714 is a deficient number, since it is larger than the sum of its proper divisors (140940188).

256273714 is a wasteful number, since it uses less digits than its factorization.

256273714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133401 (or 133370 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 256273714 is about 16008.5512773642. The cubic root of 256273714 is about 635.1866390844.

The spelling of 256273714 in words is "two hundred fifty-six million, two hundred seventy-three thousand, seven hundred fourteen".