20079308 has 12 divisors (see below), whose sum is σ = 36088752. Its totient is φ = 9768240.

The previous prime is 20079259. The next prime is 20079313. The reversal of 20079308 is 80397002.

It is an unprimeable number.

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, 67688 + ... + 67983.

It is an arithmetic number, because the mean of its divisors is an integer number (3007396).

Almost surely, 2^20079308 is an apocalyptic number.

It is an amenable number.

20079308 is a deficient number, since it is larger than the sum of its proper divisors (16009444).

20079308 is a wasteful number, since it uses less digits than its factorization.

20079308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135712 (or 135710 counting only the distinct ones).

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

The square root of 20079308 is about 4480.9940861376. The cubic root of 20079308 is about 271.8000801712.

The spelling of 20079308 in words is "twenty million, seventy-nine thousand, three hundred eight".