674159706 has 64 divisors (see below), whose sum is σ = 1649756160. Its totient is φ = 202362480.

The previous prime is 674159683. The next prime is 674159711. The reversal of 674159706 is 607951476.

It is a happy number.

674159706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58255 + ... + 68861.

It is an arithmetic number, because the mean of its divisors is an integer number (25777440).

Almost surely, 2^674159706 is an apocalyptic number.

674159706 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 674159706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (824878080).

674159706 is an abundant number, since it is smaller than the sum of its proper divisors (975596454).

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

674159706 is a wasteful number, since it uses less digits than its factorization.

674159706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10736 (or 10730 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 674159706 is about 25964.5856119446. The cubic root of 674159706 is about 876.8411651915.

The spelling of 674159706 in words is "six hundred seventy-four million, one hundred fifty-nine thousand, seven hundred six".