20328802 has 16 divisors (see below), whose sum is σ = 32941440. Its totient is φ = 9353232.

The previous prime is 20328793. The next prime is 20328811. The reversal of 20328802 is 20882302.

20328802 is nontrivially palindromic in base 5.

It is an interprime number because it is at equal distance from previous prime (20328793) and next prime (20328811).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8823 + ... + 10885.

It is an arithmetic number, because the mean of its divisors is an integer number (2058840).

Almost surely, 2^20328802 is an apocalyptic number.

20328802 is a deficient number, since it is larger than the sum of its proper divisors (12612638).

20328802 is a wasteful number, since it uses less digits than its factorization.

20328802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 20328802 is about 4508.7472761289. The cubic root of 20328802 is about 272.9211936031.

The spelling of 20328802 in words is "twenty million, three hundred twenty-eight thousand, eight hundred two".