34440228 has 30 divisors (see below), whose sum is σ = 90034406. Its totient is φ = 11479968.

The previous prime is 34440157. The next prime is 34440257. The reversal of 34440228 is 82204443.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30935844 + 3504384 = 5562^2 + 1872^2 .

It is a super-2 number, since 2×34440228² = 2372258609383968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 52825 + ... + 53472.

Almost surely, 2^34440228 is an apocalyptic number.

It is an amenable number.

34440228 is an abundant number, since it is smaller than the sum of its proper divisors (55594178).

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

34440228 is a wasteful number, since it uses less digits than its factorization.

34440228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106313 (or 106302 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 34440228 is about 5868.5797259644. The cubic root of 34440228 is about 325.3533923215.

The spelling of 34440228 in words is "thirty-four million, four hundred forty thousand, two hundred twenty-eight".