229240730 has 16 divisors (see below), whose sum is σ = 415647720. Its totient is φ = 91026432.

The previous prime is 229240729. The next prime is 229240751. The reversal of 229240730 is 37042922.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 160300921 + 68939809 = 12661^2 + 8303^2 .

It is a junction number, because it is equal to n+sod(n) for n = 229240693 and 229240702.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82295 + ... + 85034.

Almost surely, 2^229240730 is an apocalyptic number.

229240730 is a deficient number, since it is larger than the sum of its proper divisors (186406990).

229240730 is a wasteful number, since it uses less digits than its factorization.

229240730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167473.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 229240730 is about 15140.6978042625. The cubic root of 229240730 is about 612.0176227001.

The spelling of 229240730 in words is "two hundred twenty-nine million, two hundred forty thousand, seven hundred thirty".