229172116 has 12 divisors (see below), whose sum is σ = 404945632. Its totient is φ = 113473368.

The previous prime is 229172113. The next prime is 229172137. The reversal of 229172116 is 611271922.

229172116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229172113) 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, 277710 + ... + 278533.

Almost surely, 2^229172116 is an apocalyptic number.

It is an amenable number.

229172116 is a deficient number, since it is larger than the sum of its proper divisors (175773516).

229172116 is a wasteful number, since it uses less digits than its factorization.

229172116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556350 (or 556348 counting only the distinct ones).

The product of its digits is 3024, while the sum is 31.

The square root of 229172116 is about 15138.4317549738. The cubic root of 229172116 is about 611.9565556470.

The spelling of 229172116 in words is "two hundred twenty-nine million, one hundred seventy-two thousand, one hundred sixteen".