34507228 has 12 divisors (see below), whose sum is σ = 69014512. Its totient is φ = 14788800.

The previous prime is 34507189. The next prime is 34507237. The reversal of 34507228 is 82270543.

34507228 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 34507228.

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, 616173 + ... + 616228.

Almost surely, 2^34507228 is an apocalyptic number.

It is an amenable number.

34507228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

34507228 is a wasteful number, since it uses less digits than its factorization.

34507228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232412 (or 1232410 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 34507228 is about 5874.2853182323. The cubic root of 34507228 is about 325.5642364235.

The spelling of 34507228 in words is "thirty-four million, five hundred seven thousand, two hundred twenty-eight".