674312346 has 24 divisors (see below), whose sum is σ = 1500498324. Its totient is φ = 218695680.

The previous prime is 674312333. The next prime is 674312371. The reversal of 674312346 is 643213476.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 631265625 + 43046721 = 25125^2 + 6561^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 674312346.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505575 + ... + 506906.

Almost surely, 2^674312346 is an apocalyptic number.

674312346 is an abundant number, since it is smaller than the sum of its proper divisors (826185978).

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

674312346 is a wasteful number, since it uses less digits than its factorization.

674312346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012526 (or 1012523 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 674312346 is about 25967.5248339151. The cubic root of 674312346 is about 876.9073369183.

The spelling of 674312346 in words is "six hundred seventy-four million, three hundred twelve thousand, three hundred forty-six".