660001874 has 12 divisors (see below), whose sum is σ = 1151636094. Its totient is φ = 282857904.

The previous prime is 660001847. The next prime is 660001891. The reversal of 660001874 is 478100066.

660001874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 485893849 + 174108025 = 22043^2 + 13195^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 660001874.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3367259 + ... + 3367454.

Almost surely, 2^660001874 is an apocalyptic number.

660001874 is a deficient number, since it is larger than the sum of its proper divisors (491634220).

660001874 is a wasteful number, since it uses less digits than its factorization.

660001874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6734729 (or 6734722 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 660001874 is about 25690.5016299799. The cubic root of 660001874 is about 870.6595931643.

The spelling of 660001874 in words is "six hundred sixty million, one thousand, eight hundred seventy-four".