34320432020 has 36 divisors (see below), whose sum is σ = 83839914900. Its totient is φ = 11767004928.

The previous prime is 34320432019. The next prime is 34320432143. The reversal of 34320432020 is 2023402343.

It can be written as a sum of positive squares in 2 ways, for example, as 21502116496 + 12818315524 = 146636^2 + 113218^2 .

It is a congruent number.

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, 17509445 + ... + 17511404.

It is an arithmetic number, because the mean of its divisors is an integer number (2328886525).

Almost surely, 2^34320432020 is an apocalyptic number.

It is an amenable number.

34320432020 is an abundant number, since it is smaller than the sum of its proper divisors (49519482880).

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

34320432020 is a wasteful number, since it uses less digits than its factorization.

34320432020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35020872 (or 35020863 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 34320432020 its reverse (2023402343), we get a palindrome (36343834363).

The spelling of 34320432020 in words is "thirty-four billion, three hundred twenty million, four hundred thirty-two thousand, twenty".