674681223 has 32 divisors (see below), whose sum is σ = 940972032. Its totient is φ = 429660000.

The previous prime is 674681213. The next prime is 674681233. The reversal of 674681223 is 322186476.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (674681213) and next prime (674681233).

It is not a de Polignac number, because 674681223 - 2⁴ = 674681207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674681213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2169238 + ... + 2169548.

It is an arithmetic number, because the mean of its divisors is an integer number (29405376).

Almost surely, 2^674681223 is an apocalyptic number.

674681223 is a deficient number, since it is larger than the sum of its proper divisors (266290809).

674681223 is a wasteful number, since it uses less digits than its factorization.

674681223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675.

The product of its digits is 96768, while the sum is 39.

The square root of 674681223 is about 25974.6265228203. The cubic root of 674681223 is about 877.0672094084.

The spelling of 674681223 in words is "six hundred seventy-four million, six hundred eighty-one thousand, two hundred twenty-three".