674070740 has 96 divisors (see below), whose sum is σ = 1741388544. Its totient is φ = 213903360.

The previous prime is 674070737. The next prime is 674070827. The reversal of 674070740 is 47070476.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 674070740.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 142859 + ... + 147501.

It is an arithmetic number, because the mean of its divisors is an integer number (18139464).

Almost surely, 2^674070740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674070740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (870694272).

674070740 is an abundant number, since it is smaller than the sum of its proper divisors (1067317804).

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

674070740 is a wasteful number, since it uses less digits than its factorization.

674070740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4737 (or 4735 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 674070740 is about 25962.8723372434. The cubic root of 674070740 is about 876.8025924903.

The spelling of 674070740 in words is "six hundred seventy-four million, seventy thousand, seven hundred forty".