667294122 has 32 divisors (see below), whose sum is σ = 1460021760. Its totient is φ = 201639920.

The previous prime is 667294097. The next prime is 667294123. The reversal of 667294122 is 221492766.

667294122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (667294123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9613 + ... + 37775.

It is an arithmetic number, because the mean of its divisors is an integer number (45625680).

Almost surely, 2^667294122 is an apocalyptic number.

667294122 is an abundant number, since it is smaller than the sum of its proper divisors (792727638).

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

667294122 is a wasteful number, since it uses less digits than its factorization.

667294122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28538.

The product of its digits is 72576, while the sum is 39.

The square root of 667294122 is about 25832.0367373539. The cubic root of 667294122 is about 873.8544451599.

The spelling of 667294122 in words is "six hundred sixty-seven million, two hundred ninety-four thousand, one hundred twenty-two".