674874140 has 12 divisors (see below), whose sum is σ = 1417235736. Its totient is φ = 269949648.

The previous prime is 674874139. The next prime is 674874149. The reversal of 674874140 is 41478476.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674874149) 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 3 ways as a sum of consecutive naturals, for example, 16871834 + ... + 16871873.

It is an arithmetic number, because the mean of its divisors is an integer number (118102978).

Almost surely, 2^674874140 is an apocalyptic number.

It is an amenable number.

674874140 is an abundant number, since it is smaller than the sum of its proper divisors (742361596).

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

674874140 is a wasteful number, since it uses less digits than its factorization.

674874140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33743716 (or 33743714 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 674874140 is about 25978.3398237840. The cubic root of 674874140 is about 877.1507970567.

The spelling of 674874140 in words is "six hundred seventy-four million, eight hundred seventy-four thousand, one hundred forty".