229151592 has 40 divisors (see below), whose sum is σ = 641838450. Its totient is φ = 76383648.

The previous prime is 229151579. The next prime is 229151617. The reversal of 229151592 is 295151922.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 219454596 + 9696996 = 14814^2 + 3114^2 .

It is a super-2 number, since 2×229151592² = 105020904232268928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 176167 + ... + 177462.

Almost surely, 2^229151592 is an apocalyptic number.

It is an amenable number.

229151592 is an abundant number, since it is smaller than the sum of its proper divisors (412686858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

229151592 is a wasteful number, since it uses less digits than its factorization.

229151592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353647 (or 353634 counting only the distinct ones).

The product of its digits is 16200, while the sum is 36.

The square root of 229151592 is about 15137.7538624460. The cubic root of 229151592 is about 611.9382867414.

The spelling of 229151592 in words is "two hundred twenty-nine million, one hundred fifty-one thousand, five hundred ninety-two".