20802338 has 16 divisors (see below), whose sum is σ = 32832000. Its totient is φ = 9870672.

The previous prime is 20802317. The next prime is 20802371. The reversal of 20802338 is 83320802.

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 7 ways as a sum of consecutive naturals, for example, 383 + ... + 6461.

It is an arithmetic number, because the mean of its divisors is an integer number (2052000).

Almost surely, 2^20802338 is an apocalyptic number.

20802338 is a deficient number, since it is larger than the sum of its proper divisors (12029662).

20802338 is a wasteful number, since it uses less digits than its factorization.

20802338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6169.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 20802338 is about 4560.9580134003. The cubic root of 20802338 is about 275.0240772307.

The spelling of 20802338 in words is "twenty million, eight hundred two thousand, three hundred thirty-eight".