20134016 has 64 divisors (see below), whose sum is σ = 47882880. Its totient is φ = 8245248.

The previous prime is 20134003. The next prime is 20134043. The reversal of 20134016 is 61043102.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 20133985 and 20134003.

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, 20120 + ... + 21096.

It is an arithmetic number, because the mean of its divisors is an integer number (748170).

Almost surely, 2^20134016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20134016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23941440).

20134016 is an abundant number, since it is smaller than the sum of its proper divisors (27748864).

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

20134016 is an equidigital number, since it uses as much as digits as its factorization.

20134016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 1009 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 20134016 is about 4487.0943827827. The cubic root of 20134016 is about 272.0467047827.

Adding to 20134016 its reverse (61043102), we get a palindrome (81177118).

The spelling of 20134016 in words is "twenty million, one hundred thirty-four thousand, sixteen".