20133376 has 20 divisors (see below), whose sum is σ = 40228452. Its totient is φ = 10066432.

The previous prime is 20133341. The next prime is 20133397. The reversal of 20133376 is 67333102.

It is a self number, because there is not a number n which added to its sum of digits gives 20133376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19150 + ... + 20173.

Almost surely, 2^20133376 is an apocalyptic number.

It is an amenable number.

20133376 is a deficient number, since it is larger than the sum of its proper divisors (20095076).

20133376 is an frugal number, since it uses more digits than its factorization.

20133376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39341 (or 39325 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 20133376 is about 4487.0230665777. The cubic root of 20133376 is about 272.0438222358.

Adding to 20133376 its reverse (67333102), we get a palindrome (87466478).

The spelling of 20133376 in words is "twenty million, one hundred thirty-three thousand, three hundred seventy-six".