674390342 has 8 divisors (see below), whose sum is σ = 1038925776. Its totient is φ = 328081752.

The previous prime is 674390333. The next prime is 674390347. The reversal of 674390342 is 243093476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 674390296 and 674390305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674390347) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4556618 + ... + 4556765.

It is an arithmetic number, because the mean of its divisors is an integer number (129865722).

Almost surely, 2^674390342 is an apocalyptic number.

674390342 is a deficient number, since it is larger than the sum of its proper divisors (364535434).

674390342 is a wasteful number, since it uses less digits than its factorization.

674390342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113422.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 674390342 is about 25969.0265893814. The cubic root of 674390342 is about 876.9411454978.

The spelling of 674390342 in words is "six hundred seventy-four million, three hundred ninety thousand, three hundred forty-two".