228896337 has 4 divisors (see below), whose sum is σ = 305195120. Its totient is φ = 152597556.

The previous prime is 228896329. The next prime is 228896351. The reversal of 228896337 is 733698822.

It is a happy number.

228896337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 228896337 - 2³ = 228896329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228897337) 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, 38149387 + ... + 38149392.

It is an arithmetic number, because the mean of its divisors is an integer number (76298780).

Almost surely, 2^228896337 is an apocalyptic number.

It is an amenable number.

228896337 is a deficient number, since it is larger than the sum of its proper divisors (76298783).

228896337 is an equidigital number, since it uses as much as digits as its factorization.

228896337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76298782.

The product of its digits is 870912, while the sum is 48.

The square root of 228896337 is about 15129.3204407865. The cubic root of 228896337 is about 611.7109869296.

The spelling of 228896337 in words is "two hundred twenty-eight million, eight hundred ninety-six thousand, three hundred thirty-seven".