229531474 has 4 divisors (see below), whose sum is σ = 344297214. Its totient is φ = 114765736.

The previous prime is 229531469. The next prime is 229531493. The reversal of 229531474 is 474135922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 183196225 + 46335249 = 13535^2 + 6807^2 .

It is a super-2 number, since 2×229531474² = 105369395113225352, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57382867 + ... + 57382870.

Almost surely, 2^229531474 is an apocalyptic number.

229531474 is a deficient number, since it is larger than the sum of its proper divisors (114765740).

229531474 is a wasteful number, since it uses less digits than its factorization.

229531474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114765739.

The product of its digits is 60480, while the sum is 37.

The square root of 229531474 is about 15150.2961687222. The cubic root of 229531474 is about 612.2762522463.

The spelling of 229531474 in words is "two hundred twenty-nine million, five hundred thirty-one thousand, four hundred seventy-four".