674773216 has 48 divisors (see below), whose sum is σ = 1454156928. Its totient is φ = 306316800.

The previous prime is 674773213. The next prime is 674773217. The reversal of 674773216 is 612377476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674773213) 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 7 ways as a sum of consecutive naturals, for example, 12081 + ... + 38671.

It is an arithmetic number, because the mean of its divisors is an integer number (30294936).

Almost surely, 2^674773216 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 674773216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (727078464).

674773216 is an abundant number, since it is smaller than the sum of its proper divisors (779383712).

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

674773216 is a wasteful number, since it uses less digits than its factorization.

674773216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26675 (or 26667 counting only the distinct ones).

The product of its digits is 296352, while the sum is 43.

The square root of 674773216 is about 25976.3972867678. The cubic root of 674773216 is about 877.1070703947.

The spelling of 674773216 in words is "six hundred seventy-four million, seven hundred seventy-three thousand, two hundred sixteen".