20194336 has 24 divisors (see below), whose sum is σ = 40355280. Its totient is φ = 9945408.

The previous prime is 20194327. The next prime is 20194357. The reversal of 20194336 is 63349102.

It is a super-2 number, since 2×20194336² = 815622412961792, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2566 + ... + 6853.

It is an arithmetic number, because the mean of its divisors is an integer number (1681470).

Almost surely, 2^20194336 is an apocalyptic number.

It is an amenable number.

20194336 is a deficient number, since it is larger than the sum of its proper divisors (20160944).

20194336 is an equidigital number, since it uses as much as digits as its factorization.

20194336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9496 (or 9488 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 20194336 is about 4493.8108549426. The cubic root of 20194336 is about 272.3181110914.

The spelling of 20194336 in words is "twenty million, one hundred ninety-four thousand, three hundred thirty-six".