20325694 has 8 divisors (see below), whose sum is σ = 31539960. Its totient is φ = 9812376.

The previous prime is 20325653. The next prime is 20325707. The reversal of 20325694 is 49652302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 175164 + ... + 175279.

It is an arithmetic number, because the mean of its divisors is an integer number (3942495).

Almost surely, 2^20325694 is an apocalyptic number.

20325694 is a deficient number, since it is larger than the sum of its proper divisors (11214266).

20325694 is a wasteful number, since it uses less digits than its factorization.

20325694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350474.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 20325694 is about 4508.4025995911. The cubic root of 20325694 is about 272.9072842361.

Adding to 20325694 its reverse (49652302), we get a palindrome (69977996).

The spelling of 20325694 in words is "twenty million, three hundred twenty-five thousand, six hundred ninety-four".