667272214 has 24 divisors (see below), whose sum is σ = 1151459280. Its totient is φ = 284095056.

The previous prime is 667272209. The next prime is 667272233. The reversal of 667272214 is 412272766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 389592 + ... + 391300.

It is an arithmetic number, because the mean of its divisors is an integer number (47977470).

Almost surely, 2^667272214 is an apocalyptic number.

667272214 is a deficient number, since it is larger than the sum of its proper divisors (484187066).

667272214 is a wasteful number, since it uses less digits than its factorization.

667272214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2052 (or 1885 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 667272214 is about 25831.6126867836. The cubic root of 667272214 is about 873.8448818543.

The spelling of 667272214 in words is "six hundred sixty-seven million, two hundred seventy-two thousand, two hundred fourteen".