34534420 has 24 divisors (see below), whose sum is σ = 72674784. Its totient is φ = 13784736.

The previous prime is 34534393. The next prime is 34534427. The reversal of 34534420 is 2443543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34534427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9727 + ... + 12793.

It is an arithmetic number, because the mean of its divisors is an integer number (3028116).

Almost surely, 2^34534420 is an apocalyptic number.

It is an amenable number.

34534420 is an abundant number, since it is smaller than the sum of its proper divisors (38140364).

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

34534420 is a wasteful number, since it uses less digits than its factorization.

34534420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639 (or 3637 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 34534420 is about 5876.5993567709. The cubic root of 34534420 is about 325.6497298008.

Adding to 34534420 its reverse (2443543), we get a palindrome (36977963).

The spelling of 34534420 in words is "thirty-four million, five hundred thirty-four thousand, four hundred twenty".