229412785 has 16 divisors (see below), whose sum is σ = 315772416. Its totient is φ = 156737088.

The previous prime is 229412759. The next prime is 229412809. The reversal of 229412785 is 587214922.

It is a cyclic number.

It is not a de Polignac number, because 229412785 - 2⁷ = 229412657 is a prime.

It is a Duffinian number.

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, 2137 + ... + 21526.

It is an arithmetic number, because the mean of its divisors is an integer number (19735776).

Almost surely, 2^229412785 is an apocalyptic number.

It is an amenable number.

229412785 is a deficient number, since it is larger than the sum of its proper divisors (86359631).

229412785 is a wasteful number, since it uses less digits than its factorization.

229412785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23952.

The product of its digits is 80640, while the sum is 40.

The square root of 229412785 is about 15146.3786100837. The cubic root of 229412785 is about 612.1706995680.

The spelling of 229412785 in words is "two hundred twenty-nine million, four hundred twelve thousand, seven hundred eighty-five".