228152294 has 8 divisors (see below), whose sum is σ = 342293040. Its totient is φ = 114054616.

The previous prime is 228152293. The next prime is 228152299. The reversal of 228152294 is 492251822.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228152293) 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, 12767 + ... + 24885.

It is an arithmetic number, because the mean of its divisors is an integer number (42786630).

Almost surely, 2^228152294 is an apocalyptic number.

228152294 is a deficient number, since it is larger than the sum of its proper divisors (114140746).

228152294 is a wasteful number, since it uses less digits than its factorization.

228152294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21534.

The product of its digits is 23040, while the sum is 35.

The square root of 228152294 is about 15104.7109869736. The cubic root of 228152294 is about 611.0474648451.

The spelling of 228152294 in words is "two hundred twenty-eight million, one hundred fifty-two thousand, two hundred ninety-four".