674804844 has 60 divisors (see below), whose sum is σ = 2016090384. Its totient is φ = 192800736.

The previous prime is 674804839. The next prime is 674804849. The reversal of 674804844 is 448408476.

It is an interprime number because it is at equal distance from previous prime (674804839) and next prime (674804849).

It is a self number, because there is not a number n which added to its sum of digits gives 674804844.

It is not an unprimeable number, because it can be changed into a prime (674804849) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 146499 + ... + 151034.

Almost surely, 2^674804844 is an apocalyptic number.

It is an amenable number.

674804844 is an abundant number, since it is smaller than the sum of its proper divisors (1341285540).

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

674804844 is a wasteful number, since it uses less digits than its factorization.

674804844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297556 (or 297545 counting only the distinct ones).

The product of its (nonzero) digits is 688128, while the sum is 45.

The square root of 674804844 is about 25977.0060630551. The cubic root of 674804844 is about 877.1207741144.

The spelling of 674804844 in words is "six hundred seventy-four million, eight hundred four thousand, eight hundred forty-four".