674099712 has 480 divisors, whose sum is σ = 2438177280. Its totient is φ = 182476800.

The previous prime is 674099711. The next prime is 674099719. The reversal of 674099712 is 217990476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674099711) 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 47 ways as a sum of consecutive naturals, for example, 21745137 + ... + 21745167.

It is an arithmetic number, because the mean of its divisors is an integer number (5079536).

Almost surely, 2^674099712 is an apocalyptic number.

674099712 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674099712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1219088640).

674099712 is an abundant number, since it is smaller than the sum of its proper divisors (1764077568).

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

674099712 is a wasteful number, since it uses less digits than its factorization.

674099712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The square root of 674099712 is about 25963.4302818406. The cubic root of 674099712 is about 876.8151541594.

The spelling of 674099712 in words is "six hundred seventy-four million, ninety-nine thousand, seven hundred twelve".