229399722 has 32 divisors (see below), whose sum is σ = 516965760. Its totient is φ = 75388320.

The previous prime is 229399699. The next prime is 229399763. The reversal of 229399722 is 227993922.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26083 + ... + 33750.

It is an arithmetic number, because the mean of its divisors is an integer number (16155180).

Almost surely, 2^229399722 is an apocalyptic number.

229399722 is an abundant number, since it is smaller than the sum of its proper divisors (287566038).

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

229399722 is a wasteful number, since it uses less digits than its factorization.

229399722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59915 (or 59909 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 229399722 is about 15145.9473787545. The cubic root of 229399722 is about 612.1590801377.

The spelling of 229399722 in words is "two hundred twenty-nine million, three hundred ninety-nine thousand, seven hundred twenty-two".