670930226 has 4 divisors (see below), whose sum is σ = 1006395342. Its totient is φ = 335465112.

The previous prime is 670930219. The next prime is 670930229. The reversal of 670930226 is 622039076.

It is a happy number.

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., 473106001 + 197824225 = 21751^2 + 14065^2 .

It is a super-2 number, since 2×670930226² = 900294736320822152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (670930229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167732555 + ... + 167732558.

Almost surely, 2^670930226 is an apocalyptic number.

670930226 is a deficient number, since it is larger than the sum of its proper divisors (335465116).

670930226 is a wasteful number, since it uses less digits than its factorization.

670930226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335465115.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 670930226 is about 25902.3208612665. The cubic root of 670930226 is about 875.4387898806.

The spelling of 670930226 in words is "six hundred seventy million, nine hundred thirty thousand, two hundred twenty-six".