229377317 has 4 divisors (see below), whose sum is σ = 247021740. Its totient is φ = 211732896.

The previous prime is 229377307. The next prime is 229377353. The reversal of 229377317 is 713773922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 713773922 = 2 ⋅356886961.

It can be written as a sum of positive squares in 2 ways, for example, as 63457156 + 165920161 = 7966^2 + 12881^2 .

It is a cyclic number.

It is not a de Polignac number, because 229377317 - 2⁴ = 229377301 is a prime.

It is a super-2 number, since 2×229377317² = 105227907108236978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229377307) 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, 8822192 + ... + 8822217.

It is an arithmetic number, because the mean of its divisors is an integer number (61755435).

Almost surely, 2^229377317 is an apocalyptic number.

It is an amenable number.

229377317 is a deficient number, since it is larger than the sum of its proper divisors (17644423).

229377317 is a wasteful number, since it uses less digits than its factorization.

229377317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17644422.

The product of its digits is 111132, while the sum is 41.

The square root of 229377317 is about 15145.2077238974. The cubic root of 229377317 is about 612.1391500485.

The spelling of 229377317 in words is "two hundred twenty-nine million, three hundred seventy-seven thousand, three hundred seventeen".