172222968 has 16 divisors (see below), whose sum is σ = 430557480. Its totient is φ = 57407648.

The previous prime is 172222957. The next prime is 172223021. The reversal of 172222968 is 869222271.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3587955 + ... + 3588002.

Almost surely, 2^172222968 is an apocalyptic number.

It is an amenable number.

172222968 is an abundant number, since it is smaller than the sum of its proper divisors (258334512).

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

172222968 is a wasteful number, since it uses less digits than its factorization.

172222968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7175966 (or 7175962 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

The square root of 172222968 is about 13123.3748708173. The cubic root of 172222968 is about 556.3699813062.

The spelling of 172222968 in words is "one hundred seventy-two million, two hundred twenty-two thousand, nine hundred sixty-eight".