70618256 has 20 divisors (see below), whose sum is σ = 136989372. Its totient is φ = 35266176.

The previous prime is 70618243. The next prime is 70618319. The reversal of 70618256 is 65281607.

It can be written as a sum of positive squares in 2 ways, for example, as 35808256 + 34810000 = 5984^2 + 5900^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14030 + ... + 18386.

Almost surely, 2^70618256 is an apocalyptic number.

It is an amenable number.

70618256 is a deficient number, since it is larger than the sum of its proper divisors (66371116).

70618256 is a wasteful number, since it uses less digits than its factorization.

70618256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5378 (or 5372 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 70618256 is about 8403.4669036059. The cubic root of 70618256 is about 413.3383130398.

The spelling of 70618256 in words is "seventy million, six hundred eighteen thousand, two hundred fifty-six".