20094786 has 24 divisors (see below), whose sum is σ = 43655040. Its totient is φ = 6680376.

The previous prime is 20094779. The next prime is 20094787. The reversal of 20094786 is 68749002.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20094786.

It is not an unprimeable number, because it can be changed into a prime (20094787) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6631 + ... + 9173.

It is an arithmetic number, because the mean of its divisors is an integer number (1818960).

Almost surely, 2^20094786 is an apocalyptic number.

20094786 is an abundant number, since it is smaller than the sum of its proper divisors (23560254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20094786 is a wasteful number, since it uses less digits than its factorization.

20094786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990 (or 2987 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 20094786 is about 4482.7208255701. The cubic root of 20094786 is about 271.8699006574.

The spelling of 20094786 in words is "twenty million, ninety-four thousand, seven hundred eighty-six".