667223334 has 12 divisors (see below), whose sum is σ = 1445650596. Its totient is φ = 222407772.

The previous prime is 667223321. The next prime is 667223351. The reversal of 667223334 is 433322766.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 18533964 + ... + 18533999.

It is an arithmetic number, because the mean of its divisors is an integer number (120470883).

Almost surely, 2^667223334 is an apocalyptic number.

667223334 is an abundant number, since it is smaller than the sum of its proper divisors (778427262).

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

667223334 is a wasteful number, since it uses less digits than its factorization.

667223334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37067971 (or 37067968 counting only the distinct ones).

The product of its digits is 108864, while the sum is 36.

The square root of 667223334 is about 25830.6665419226. Note that the first 3 decimals coincide. The cubic root of 667223334 is about 873.8235439456.

The spelling of 667223334 in words is "six hundred sixty-seven million, two hundred twenty-three thousand, three hundred thirty-four".