700640238 has 32 divisors (see below), whose sum is σ = 1522621440. Its totient is φ = 214116480.

The previous prime is 700640221. The next prime is 700640263. The reversal of 700640238 is 832046007.

It is a congruent number.

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, 95595 + ... + 102662.

It is an arithmetic number, because the mean of its divisors is an integer number (47581920).

Almost surely, 2^700640238 is an apocalyptic number.

700640238 is an abundant number, since it is smaller than the sum of its proper divisors (821981202).

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

700640238 is a wasteful number, since it uses less digits than its factorization.

700640238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198312.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 700640238 is about 26469.6097062273. The cubic root of 700640238 is about 888.1746191987.

The spelling of 700640238 in words is "seven hundred million, six hundred forty thousand, two hundred thirty-eight".