667884846 has 16 divisors (see below), whose sum is σ = 1406073600. Its totient is φ = 210910968.

The previous prime is 667884829. The next prime is 667884851. The reversal of 667884846 is 648488766.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

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, 2929206 + ... + 2929433.

It is an arithmetic number, because the mean of its divisors is an integer number (87879600).

Almost surely, 2^667884846 is an apocalyptic number.

667884846 is an abundant number, since it is smaller than the sum of its proper divisors (738188754).

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

667884846 is a wasteful number, since it uses less digits than its factorization.

667884846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5858663.

The product of its digits is 12386304, while the sum is 57.

The square root of 667884846 is about 25843.4681496118. The cubic root of 667884846 is about 874.1122298092.

The spelling of 667884846 in words is "six hundred sixty-seven million, eight hundred eighty-four thousand, eight hundred forty-six".