34399228 has 12 divisors (see below), whose sum is σ = 63739872. Its totient is φ = 16187840.

The previous prime is 34399223. The next prime is 34399247. The reversal of 34399228 is 82299343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34399223) 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, 252868 + ... + 253003.

It is an arithmetic number, because the mean of its divisors is an integer number (5311656).

Almost surely, 2^34399228 is an apocalyptic number.

It is an amenable number.

34399228 is a deficient number, since it is larger than the sum of its proper divisors (29340644).

34399228 is a wasteful number, since it uses less digits than its factorization.

34399228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505892 (or 505890 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 34399228 is about 5865.0855066231. The cubic root of 34399228 is about 325.2242334205.

The spelling of 34399228 in words is "thirty-four million, three hundred ninety-nine thousand, two hundred twenty-eight".