229431612 has 24 divisors (see below), whose sum is σ = 563516800. Its totient is φ = 72452016.

The previous prime is 229431583. The next prime is 229431619. The reversal of 229431612 is 216134922.

It is a self number, because there is not a number n which added to its sum of digits gives 229431612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229431619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502912 + ... + 503367.

Almost surely, 2^229431612 is an apocalyptic number.

It is an amenable number.

229431612 is an abundant number, since it is smaller than the sum of its proper divisors (334085188).

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

229431612 is a wasteful number, since it uses less digits than its factorization.

229431612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006305 (or 1006303 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 229431612 is about 15147.0000990295. Note that the first 4 decimals coincide. The cubic root of 229431612 is about 612.1874452527.

The spelling of 229431612 in words is "two hundred twenty-nine million, four hundred thirty-one thousand, six hundred twelve".