700645234 has 4 divisors (see below), whose sum is σ = 1050967854. Its totient is φ = 350322616.

The previous prime is 700645223. The next prime is 700645241. The reversal of 700645234 is 432546007.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 370678009 + 329967225 = 19253^2 + 18165^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 700645196 and 700645205.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175161307 + ... + 175161310.

Almost surely, 2^700645234 is an apocalyptic number.

700645234 is a deficient number, since it is larger than the sum of its proper divisors (350322620).

700645234 is a wasteful number, since it uses less digits than its factorization.

700645234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350322619.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 700645234 is about 26469.7040784365. The cubic root of 700645234 is about 888.1767302726.

The spelling of 700645234 in words is "seven hundred million, six hundred forty-five thousand, two hundred thirty-four".