20296616 has 32 divisors (see below), whose sum is σ = 38918880. Its totient is φ = 9921600.

The previous prime is 20296583. The next prime is 20296637. The reversal of 20296616 is 61669202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112046 + ... + 112226.

It is an arithmetic number, because the mean of its divisors is an integer number (1216215).

Almost surely, 2^20296616 is an apocalyptic number.

It is an amenable number.

20296616 is a deficient number, since it is larger than the sum of its proper divisors (18622264).

20296616 is a wasteful number, since it uses less digits than its factorization.

20296616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 20296616 is about 4505.1765781154. The cubic root of 20296616 is about 272.7770814617. Note that the first 3 decimals are identical.

The spelling of 20296616 in words is "twenty million, two hundred ninety-six thousand, six hundred sixteen".