20134296 has 144 divisors (see below), whose sum is σ = 68468400. Its totient is φ = 5298048.

The previous prime is 20134291. The next prime is 20134313. The reversal of 20134296 is 69243102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134291) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 45645 + ... + 46083.

It is an arithmetic number, because the mean of its divisors is an integer number (475475).

Almost surely, 2^20134296 is an apocalyptic number.

20134296 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20134296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34234200).

20134296 is an abundant number, since it is smaller than the sum of its proper divisors (48334104).

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

20134296 is a wasteful number, since it uses less digits than its factorization.

20134296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478 (or 464 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 20134296 is about 4487.1255832660. The cubic root of 20134296 is about 272.0479658777.

Adding to 20134296 its reverse (69243102), we get a palindrome (89377398).

The spelling of 20134296 in words is "twenty million, one hundred thirty-four thousand, two hundred ninety-six".