20325995 has 4 divisors (see below), whose sum is σ = 24391200. Its totient is φ = 16260792.

The previous prime is 20325967. The next prime is 20326001. The reversal of 20325995 is 59952302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20325995 - 2¹⁶ = 20260459 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 2032595 + ... + 2032604.

It is an arithmetic number, because the mean of its divisors is an integer number (6097800).

Almost surely, 2^20325995 is an apocalyptic number.

20325995 is a deficient number, since it is larger than the sum of its proper divisors (4065205).

20325995 is an equidigital number, since it uses as much as digits as its factorization.

20325995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065204.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 20325995 is about 4508.4359815794. The cubic root of 20325995 is about 272.9086313764.

The spelling of 20325995 in words is "twenty million, three hundred twenty-five thousand, nine hundred ninety-five".