674063208 has 480 divisors, whose sum is σ = 2502783360. Its totient is φ = 167650560.

The previous prime is 674063207. The next prime is 674063233. The reversal of 674063208 is 802360476.

It is a super-2 number, since 2×674063208² = 908722416758502528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674063207) 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 119 ways as a sum of consecutive naturals, for example, 9493813 + ... + 9493883.

It is an arithmetic number, because the mean of its divisors is an integer number (5214132).

Almost surely, 2^674063208 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 674063208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251391680).

674063208 is an abundant number, since it is smaller than the sum of its proper divisors (1828720152).

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

674063208 is a wasteful number, since it uses less digits than its factorization.

674063208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 674063208 is about 25962.7272835502. The cubic root of 674063208 is about 876.7993267095.

The spelling of 674063208 in words is "six hundred seventy-four million, sixty-three thousand, two hundred eight".