667000022 has 8 divisors (see below), whose sum is σ = 1077461616. Its totient is φ = 307846152.

The previous prime is 667000021. The next prime is 667000027. The reversal of 667000022 is 220000766.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667000021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12826898 + ... + 12826949.

It is an arithmetic number, because the mean of its divisors is an integer number (134682702).

Almost surely, 2^667000022 is an apocalyptic number.

667000022 is a deficient number, since it is larger than the sum of its proper divisors (410461594).

667000022 is a wasteful number, since it uses less digits than its factorization.

667000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25653862.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 667000022 is about 25826.3435662116. The cubic root of 667000022 is about 873.7260468272.

Adding to 667000022 its reverse (220000766), we get a palindrome (887000788).

The spelling of 667000022 in words is "six hundred sixty-seven million, twenty-two", and thus it is an aban number.