674310340 has 48 divisors (see below), whose sum is σ = 1560129984. Its totient is φ = 242768000.

The previous prime is 674310337. The next prime is 674310347. The reversal of 674310340 is 43013476.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 674310299 and 674310308.

It is not an unprimeable number, because it can be changed into a prime (674310347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7047 + ... + 37393.

It is an arithmetic number, because the mean of its divisors is an integer number (32502708).

Almost surely, 2^674310340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674310340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780064992).

674310340 is an abundant number, since it is smaller than the sum of its proper divisors (885819644).

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

674310340 is a wasteful number, since it uses less digits than its factorization.

674310340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30468 (or 30466 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 674310340 is about 25967.4862087188. The cubic root of 674310340 is about 876.9064673520.

The spelling of 674310340 in words is "six hundred seventy-four million, three hundred ten thousand, three hundred forty".