673974974 has 8 divisors (see below), whose sum is σ = 1035620208. Its totient is φ = 328768240.

The previous prime is 673974949. The next prime is 673975007. The reversal of 673974974 is 479479376.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4109522 + ... + 4109685.

It is an arithmetic number, because the mean of its divisors is an integer number (129452526).

Almost surely, 2^673974974 is an apocalyptic number.

673974974 is a deficient number, since it is larger than the sum of its proper divisors (361645234).

673974974 is a wasteful number, since it uses less digits than its factorization.

673974974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8219250.

The product of its digits is 8001504, while the sum is 56.

The square root of 673974974 is about 25961.0279842690. The cubic root of 673974974 is about 876.7610677418.

The spelling of 673974974 in words is "six hundred seventy-three million, nine hundred seventy-four thousand, nine hundred seventy-four".