334431228 has 12 divisors (see below), whose sum is σ = 780339560. Its totient is φ = 111477072.

The previous prime is 334431211. The next prime is 334431233. The reversal of 334431228 is 822134433.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×334431228² = 223688492523175968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 334431195 and 334431204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13934623 + ... + 13934646.

Almost surely, 2^334431228 is an apocalyptic number.

It is an amenable number.

334431228 is an abundant number, since it is smaller than the sum of its proper divisors (445908332).

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

334431228 is a wasteful number, since it uses less digits than its factorization.

334431228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27869276 (or 27869274 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 334431228 is about 18287.4609500608. The cubic root of 334431228 is about 694.1216777630.

The spelling of 334431228 in words is "three hundred thirty-four million, four hundred thirty-one thousand, two hundred twenty-eight".