20194706 has 16 divisors (see below), whose sum is σ = 34727616. Its totient is φ = 8627856.

The previous prime is 20194703. The next prime is 20194717. The reversal of 20194706 is 60749102.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20194703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2780 + ... + 6936.

It is an arithmetic number, because the mean of its divisors is an integer number (2170476).

Almost surely, 2^20194706 is an apocalyptic number.

20194706 is a deficient number, since it is larger than the sum of its proper divisors (14532910).

20194706 is a wasteful number, since it uses less digits than its factorization.

20194706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 20194706 is about 4493.8520224858. The cubic root of 20194706 is about 272.3197742159.

The spelling of 20194706 in words is "twenty million, one hundred ninety-four thousand, seven hundred six".