229264478 has 8 divisors (see below), whose sum is σ = 348250080. Its totient is φ = 113181120.

The previous prime is 229264429. The next prime is 229264481. The reversal of 229264478 is 874462922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×229264478² = 105124401745224968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725363 + ... + 725678.

It is an arithmetic number, because the mean of its divisors is an integer number (43531260).

Almost surely, 2^229264478 is an apocalyptic number.

229264478 is a deficient number, since it is larger than the sum of its proper divisors (118985602).

229264478 is a wasteful number, since it uses less digits than its factorization.

229264478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1451122.

The product of its digits is 387072, while the sum is 44.

The square root of 229264478 is about 15141.4820278598. The cubic root of 229264478 is about 612.0387557868.

The spelling of 229264478 in words is "two hundred twenty-nine million, two hundred sixty-four thousand, four hundred seventy-eight".