20096172 has 36 divisors (see below), whose sum is σ = 51310896. Its totient is φ = 6631200.

The previous prime is 20096161. The next prime is 20096173. The reversal of 20096172 is 27169002.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×20096172² = 807712258107168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20096173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 873 + ... + 6399.

Almost surely, 2^20096172 is an apocalyptic number.

It is an amenable number.

20096172 is an abundant number, since it is smaller than the sum of its proper divisors (31214724).

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

20096172 is a wasteful number, since it uses less digits than its factorization.

20096172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5638 (or 5633 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 20096172 is about 4482.8754165156. The cubic root of 20096172 is about 271.8761510851.

The spelling of 20096172 in words is "twenty million, ninety-six thousand, one hundred seventy-two".