20886296 has 8 divisors (see below), whose sum is σ = 39161820. Its totient is φ = 10443144.

The previous prime is 20886289. The next prime is 20886329. The reversal of 20886296 is 69268802.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1305386 + ... + 1305401.

Almost surely, 2^20886296 is an apocalyptic number.

It is an amenable number.

20886296 is a deficient number, since it is larger than the sum of its proper divisors (18275524).

20886296 is a wasteful number, since it uses less digits than its factorization.

20886296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610793 (or 2610789 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 20886296 is about 4570.1527326775. The cubic root of 20886296 is about 275.3935785924.

The spelling of 20886296 in words is "twenty million, eight hundred eighty-six thousand, two hundred ninety-six".