34134420 has 24 divisors (see below), whose sum is σ = 95576544. Its totient is φ = 9102496.

The previous prime is 34134413. The next prime is 34134439. The reversal of 34134420 is 2443143.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284394 + ... + 284513.

It is an arithmetic number, because the mean of its divisors is an integer number (3982356).

Almost surely, 2^34134420 is an apocalyptic number.

34134420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34134420 is an abundant number, since it is smaller than the sum of its proper divisors (61442124).

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

34134420 is a wasteful number, since it uses less digits than its factorization.

34134420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568919 (or 568917 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 34134420 is about 5842.4669447075. The cubic root of 34134420 is about 324.3875487514.

Adding to 34134420 its reverse (2443143), we get a palindrome (36577563).

The spelling of 34134420 in words is "thirty-four million, one hundred thirty-four thousand, four hundred twenty".