20196960 has 96 divisors (see below), whose sum is σ = 72721152. Its totient is φ = 4615680.

The previous prime is 20196923. The next prime is 20196973. The reversal of 20196960 is 6969102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355 + ... + 6365.

It is an arithmetic number, because the mean of its divisors is an integer number (757512).

Almost surely, 2^20196960 is an apocalyptic number.

20196960 is a gapful number since it is divisible by the number (20) 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 20196960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36360576).

20196960 is an abundant number, since it is smaller than the sum of its proper divisors (52524192).

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

20196960 is a wasteful number, since it uses less digits than its factorization.

20196960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6036 (or 6028 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 20196960 is about 4494.1028025625. The cubic root of 20196960 is about 272.3299053519.

The spelling of 20196960 in words is "twenty million, one hundred ninety-six thousand, nine hundred sixty".