674031366 has 24 divisors (see below), whose sum is σ = 1473803760. Its totient is φ = 222615216.

The previous prime is 674031299. The next prime is 674031367. The reversal of 674031366 is 663130476.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 674031366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674031367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169810 + ... + 173733.

It is an arithmetic number, because the mean of its divisors is an integer number (61408490).

Almost surely, 2^674031366 is an apocalyptic number.

674031366 is an abundant number, since it is smaller than the sum of its proper divisors (799772394).

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

674031366 is a wasteful number, since it uses less digits than its factorization.

674031366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343660 (or 343657 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 674031366 is about 25962.1140510552. The cubic root of 674031366 is about 876.7855201488.

The spelling of 674031366 in words is "six hundred seventy-four million, thirty-one thousand, three hundred sixty-six".