674519660 has 24 divisors (see below), whose sum is σ = 1416979536. Its totient is φ = 269714880.

The previous prime is 674519647. The next prime is 674519663. The reversal of 674519660 is 66915476.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (674519663) 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 7 ways as a sum of consecutive naturals, for example, 108599 + ... + 114641.

It is an arithmetic number, because the mean of its divisors is an integer number (59040814).

Almost surely, 2^674519660 is an apocalyptic number.

It is an amenable number.

674519660 is an abundant number, since it is smaller than the sum of its proper divisors (742459876).

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

674519660 is a wasteful number, since it uses less digits than its factorization.

674519660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11633 (or 11631 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 674519660 is about 25971.5163207696. The cubic root of 674519660 is about 876.9971946532.

The spelling of 674519660 in words is "six hundred seventy-four million, five hundred nineteen thousand, six hundred sixty".