674158080 has 160 divisors (see below), whose sum is σ = 2208796128. Its totient is φ = 175308800.

The previous prime is 674158063. The next prime is 674158091. The reversal of 674158080 is 80851476.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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 15 ways as a sum of consecutive naturals, for example, 313810 + ... + 315950.

Almost surely, 2^674158080 is an apocalyptic number.

674158080 is a gapful number since it is divisible by the number (60) 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 674158080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1104398064).

674158080 is an abundant number, since it is smaller than the sum of its proper divisors (1534638048).

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

674158080 is a wasteful number, since it uses less digits than its factorization.

674158080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208 (or 2192 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 674158080 is about 25964.5543000453. The cubic root of 674158080 is about 876.8404602424.

The spelling of 674158080 in words is "six hundred seventy-four million, one hundred fifty-eight thousand, eighty".