20196275 has 18 divisors (see below), whose sum is σ = 27421236. Its totient is φ = 14634000.

The previous prime is 20196227. The next prime is 20196299. The reversal of 20196275 is 57269102.

It is not a de Polignac number, because 20196275 - 2¹⁴ = 20179891 is a prime.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 74390 + ... + 74660.

It is an arithmetic number, because the mean of its divisors is an integer number (1523402).

Almost surely, 2^20196275 is an apocalyptic number.

20196275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20196275 is a deficient number, since it is larger than the sum of its proper divisors (7224961).

20196275 is an equidigital number, since it uses as much as digits as its factorization.

20196275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 20196275 is about 4494.0265909316. The cubic root of 20196275 is about 272.3268265371.

The spelling of 20196275 in words is "twenty million, one hundred ninety-six thousand, two hundred seventy-five".