256770702 has 16 divisors (see below), whose sum is σ = 570601680. Its totient is φ = 85590216.

The previous prime is 256770697. The next prime is 256770721. The reversal of 256770702 is 207077652.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2377453 + ... + 2377560.

It is an arithmetic number, because the mean of its divisors is an integer number (35662605).

Almost surely, 2^256770702 is an apocalyptic number.

256770702 is an abundant number, since it is smaller than the sum of its proper divisors (313830978).

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

256770702 is a wasteful number, since it uses less digits than its factorization.

256770702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755024 (or 4755018 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 256770702 is about 16024.0663378557. The cubic root of 256770702 is about 635.5969767755.

The spelling of 256770702 in words is "two hundred fifty-six million, seven hundred seventy thousand, seven hundred two".