20716322 has 32 divisors (see below), whose sum is σ = 35069760. Its totient is φ = 9097920.

The previous prime is 20716313. The next prime is 20716343. The reversal of 20716322 is 22361702.

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 15 ways as a sum of consecutive naturals, for example, 127013 + ... + 127175.

It is an arithmetic number, because the mean of its divisors is an integer number (1095930).

Almost surely, 2^20716322 is an apocalyptic number.

20716322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20716322 is a deficient number, since it is larger than the sum of its proper divisors (14353438).

20716322 is a wasteful number, since it uses less digits than its factorization.

20716322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 20716322 is about 4551.5186476604. The cubic root of 20716322 is about 274.6444860520.

The spelling of 20716322 in words is "twenty million, seven hundred sixteen thousand, three hundred twenty-two".