674347242 has 32 divisors (see below), whose sum is σ = 1382673600. Its totient is φ = 219139200.

The previous prime is 674347231. The next prime is 674347273. The reversal of 674347242 is 242743476.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 674347242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152884 + ... + 157232.

It is an arithmetic number, because the mean of its divisors is an integer number (43208550).

Almost surely, 2^674347242 is an apocalyptic number.

674347242 is an abundant number, since it is smaller than the sum of its proper divisors (708326358).

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

674347242 is a wasteful number, since it uses less digits than its factorization.

674347242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4998.

The product of its digits is 225792, while the sum is 39.

The square root of 674347242 is about 25968.1967413989. The cubic root of 674347242 is about 876.9224634546.

The spelling of 674347242 in words is "six hundred seventy-four million, three hundred forty-seven thousand, two hundred forty-two".