20055794 has 16 divisors (see below), whose sum is σ = 33190560. Its totient is φ = 9012960.

The previous prime is 20055787. The next prime is 20055797. The reversal of 20055794 is 49755002.

It is a self number, because there is not a number n which added to its sum of digits gives 20055794.

It is not an unprimeable number, because it can be changed into a prime (20055797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3164 + ... + 7079.

It is an arithmetic number, because the mean of its divisors is an integer number (2074410).

Almost surely, 2^20055794 is an apocalyptic number.

20055794 is a deficient number, since it is larger than the sum of its proper divisors (13134766).

20055794 is a wasteful number, since it uses less digits than its factorization.

20055794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10345.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 20055794 is about 4478.3695693857. The cubic root of 20055794 is about 271.6939409973.

The spelling of 20055794 in words is "twenty million, fifty-five thousand, seven hundred ninety-four".