20050804 has 24 divisors (see below), whose sum is σ = 36324288. Its totient is φ = 9677760.

The previous prime is 20050799. The next prime is 20050813. The reversal of 20050804 is 40805002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16299 + ... + 17485.

It is an arithmetic number, because the mean of its divisors is an integer number (1513512).

Almost surely, 2^20050804 is an apocalyptic number.

It is an amenable number.

20050804 is a deficient number, since it is larger than the sum of its proper divisors (16273484).

20050804 is a wasteful number, since it uses less digits than its factorization.

20050804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335 (or 1333 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 20050804 is about 4477.8124123281. The cubic root of 20050804 is about 271.6714061092.

Adding to 20050804 its reverse (40805002), we get a palindrome (60855806).

The spelling of 20050804 in words is "twenty million, fifty thousand, eight hundred four".