20362828 has 12 divisors (see below), whose sum is σ = 35675920. Its totient is φ = 10169712.

The previous prime is 20362819. The next prime is 20362879. The reversal of 20362828 is 82826302.

It is a self number, because there is not a number n which added to its sum of digits gives 20362828.

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, 1858 + ... + 6646.

Almost surely, 2^20362828 is an apocalyptic number.

It is an amenable number.

20362828 is a deficient number, since it is larger than the sum of its proper divisors (15313092).

20362828 is a wasteful number, since it uses less digits than its factorization.

20362828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5856 (or 5854 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 20362828 is about 4512.5190304308. The cubic root of 20362828 is about 273.0733789966.

The spelling of 20362828 in words is "twenty million, three hundred sixty-two thousand, eight hundred twenty-eight".