20334516 has 24 divisors (see below), whose sum is σ = 50238720. Its totient is φ = 6379392.

The previous prime is 20334511. The next prime is 20334529. The reversal of 20334516 is 61543302.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20334511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49636 + ... + 50043.

It is an arithmetic number, because the mean of its divisors is an integer number (2093280).

Almost surely, 2^20334516 is an apocalyptic number.

It is an amenable number.

20334516 is an abundant number, since it is smaller than the sum of its proper divisors (29904204).

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

20334516 is a wasteful number, since it uses less digits than its factorization.

20334516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99703 (or 99701 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 20334516 is about 4509.3808887695. The cubic root of 20334516 is about 272.9467620160.

Adding to 20334516 its reverse (61543302), we get a palindrome (81877818).

The spelling of 20334516 in words is "twenty million, three hundred thirty-four thousand, five hundred sixteen".