229264479 has 8 divisors (see below), whose sum is σ = 339651120. Its totient is φ = 152842968.

The previous prime is 229264429. The next prime is 229264481. The reversal of 229264479 is 974462922.

It is a happy number.

It is not a de Polignac number, because 229264479 - 2⁹ = 229263967 is a prime.

It is a super-2 number, since 2×229264479² = 105124402662282882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229264429) 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, 4245612 + ... + 4245665.

It is an arithmetic number, because the mean of its divisors is an integer number (42456390).

Almost surely, 2^229264479 is an apocalyptic number.

229264479 is a deficient number, since it is larger than the sum of its proper divisors (110386641).

229264479 is an equidigital number, since it uses as much as digits as its factorization.

229264479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8491286 (or 8491280 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 229264479 is about 15141.4820608816. The cubic root of 229264479 is about 612.0387566767.

The spelling of 229264479 in words is "two hundred twenty-nine million, two hundred sixty-four thousand, four hundred seventy-nine".