228445314 has 32 divisors (see below), whose sum is σ = 462243840. Its totient is φ = 75261312.

The previous prime is 228445297. The next prime is 228445339. The reversal of 228445314 is 413544822.

228445314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×228445314² = 104374522977117192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311292 + ... + 312024.

It is an arithmetic number, because the mean of its divisors is an integer number (14445120).

Almost surely, 2^228445314 is an apocalyptic number.

228445314 is an abundant number, since it is smaller than the sum of its proper divisors (233798526).

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

228445314 is a wasteful number, since it uses less digits than its factorization.

228445314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274.

The product of its digits is 30720, while the sum is 33.

The square root of 228445314 is about 15114.4074974840. The cubic root of 228445314 is about 611.3089459340.

The spelling of 228445314 in words is "two hundred twenty-eight million, four hundred forty-five thousand, three hundred fourteen".