20097675 has 36 divisors (see below), whose sum is σ = 38771824. Its totient is φ = 9892800.

The previous prime is 20097643. The next prime is 20097677. The reversal of 20097675 is 57679002.

It is not a de Polignac number, because 20097675 - 2⁵ = 20097643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20097677) 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, 511 + ... + 6360.

Almost surely, 2^20097675 is an apocalyptic number.

20097675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20097675 is a deficient number, since it is larger than the sum of its proper divisors (18674149).

20097675 is a wasteful number, since it uses less digits than its factorization.

20097675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6900 (or 6892 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 20097675 is about 4483.0430513213. The cubic root of 20097675 is about 271.8829288215.

The spelling of 20097675 in words is "twenty million, ninety-seven thousand, six hundred seventy-five".