674155072 has 28 divisors (see below), whose sum is σ = 1357751920. Its totient is φ = 332044416.

The previous prime is 674155067. The next prime is 674155151. The reversal of 674155072 is 270551476.

It is a super-2 number, since 2×674155072² = 908970122206650368, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 74322 + ... + 82897.

It is an arithmetic number, because the mean of its divisors is an integer number (48491140).

Almost surely, 2^674155072 is an apocalyptic number.

It is an amenable number.

674155072 is an abundant number, since it is smaller than the sum of its proper divisors (683596848).

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

674155072 is a wasteful number, since it uses less digits than its factorization.

674155072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157298 (or 157288 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 674155072 is about 25964.4963748577. The cubic root of 674155072 is about 876.8391561269.

The spelling of 674155072 in words is "six hundred seventy-four million, one hundred fifty-five thousand, seventy-two".