20079706 has 8 divisors (see below), whose sum is σ = 30630240. Its totient is φ = 9869628.

The previous prime is 20079701. The next prime is 20079721. The reversal of 20079706 is 60797002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20079701) 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 3 ways as a sum of consecutive naturals, for example, 84966 + ... + 85201.

It is an arithmetic number, because the mean of its divisors is an integer number (3828780).

Almost surely, 2^20079706 is an apocalyptic number.

20079706 is a deficient number, since it is larger than the sum of its proper divisors (10550534).

20079706 is a wasteful number, since it uses less digits than its factorization.

20079706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170228.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 20079706 is about 4481.0384957061. The cubic root of 20079706 is about 271.8018759787.

The spelling of 20079706 in words is "twenty million, seventy-nine thousand, seven hundred six".