672000022 has 4 divisors (see below), whose sum is σ = 1008000036. Its totient is φ = 336000010.

The previous prime is 672000013. The next prime is 672000023. The reversal of 672000022 is 220000276.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672000023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168000004 + ... + 168000007.

It is an arithmetic number, because the mean of its divisors is an integer number (252000009).

Almost surely, 2^672000022 is an apocalyptic number.

672000022 is a deficient number, since it is larger than the sum of its proper divisors (336000014).

672000022 is a wasteful number, since it uses less digits than its factorization.

672000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336000013.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 672000022 is about 25922.9632179656. The cubic root of 672000022 is about 875.9038375361.

Adding to 672000022 its reverse (220000276), we get a palindrome (892000298).

The spelling of 672000022 in words is "six hundred seventy-two million, twenty-two", and thus it is an aban number.