667226224 has 40 divisors (see below), whose sum is σ = 1480266368. Its totient is φ = 285405120.

The previous prime is 667226177. The next prime is 667226233. The reversal of 667226224 is 422622766.

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, 55819 + ... + 66709.

Almost surely, 2^667226224 is an apocalyptic number.

It is an amenable number.

667226224 is an abundant number, since it is smaller than the sum of its proper divisors (813040144).

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

667226224 is a wasteful number, since it uses less digits than its factorization.

667226224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11453 (or 11447 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 667226224 is about 25830.7224831208. The cubic root of 667226224 is about 873.8248055653.

It can be divided in two parts, 6672 and 26224, that added together give a triangular number (32896 = T₂₅₆).

The spelling of 667226224 in words is "six hundred sixty-seven million, two hundred twenty-six thousand, two hundred twenty-four".