667474074 has 16 divisors (see below), whose sum is σ = 1483275840. Its totient is φ = 222491340.

The previous prime is 667474061. The next prime is 667474091. The reversal of 667474074 is 470474766.

667474074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6180262 + ... + 6180369.

It is an arithmetic number, because the mean of its divisors is an integer number (92704740).

Almost surely, 2^667474074 is an apocalyptic number.

667474074 is an abundant number, since it is smaller than the sum of its proper divisors (815801766).

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

667474074 is a wasteful number, since it uses less digits than its factorization.

667474074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12360642 (or 12360636 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The square root of 667474074 is about 25835.5196193148. The cubic root of 667474074 is about 873.9329900955.

The spelling of 667474074 in words is "six hundred sixty-seven million, four hundred seventy-four thousand, seventy-four".