34530020 has 24 divisors (see below), whose sum is σ = 82872384. Its totient is φ = 11838816.

The previous prime is 34530017. The next prime is 34530047. The reversal of 34530020 is 2003543.

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, 123182 + ... + 123461.

It is an arithmetic number, because the mean of its divisors is an integer number (3453016).

Almost surely, 2^34530020 is an apocalyptic number.

It is an amenable number.

34530020 is an abundant number, since it is smaller than the sum of its proper divisors (48342364).

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

34530020 is a wasteful number, since it uses less digits than its factorization.

34530020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246659 (or 246657 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 34530020 is about 5876.2249786747. The cubic root of 34530020 is about 325.6358989651.

Adding to 34530020 its reverse (2003543), we get a palindrome (36533563).

The spelling of 34530020 in words is "thirty-four million, five hundred thirty thousand, twenty".