34421128 has 48 divisors (see below), whose sum is σ = 75585420. Its totient is φ = 14652288.

The previous prime is 34421119. The next prime is 34421143. The reversal of 34421128 is 82112443.

It can be written as a sum of positive squares in 2 ways, for example, as 27857284 + 6563844 = 5278^2 + 2562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108426 + ... + 108742.

Almost surely, 2^34421128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34421128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37792710).

34421128 is an abundant number, since it is smaller than the sum of its proper divisors (41164292).

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

34421128 is a wasteful number, since it uses less digits than its factorization.

34421128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 603 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 34421128 is about 5866.9521900217. The cubic root of 34421128 is about 325.2932359358.

The spelling of 34421128 in words is "thirty-four million, four hundred twenty-one thousand, one hundred twenty-eight".