20482916 has 6 divisors (see below), whose sum is σ = 35845110. Its totient is φ = 10241456.

The previous prime is 20482907. The next prime is 20482927. The reversal of 20482916 is 61928402.

It can be written as a sum of positive squares in only one way, i.e., 14212900 + 6270016 = 3770^2 + 2504^2 .

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 as a sum of consecutive naturals, namely, 2560361 + ... + 2560368.

It is an arithmetic number, because the mean of its divisors is an integer number (5974185).

Almost surely, 2^20482916 is an apocalyptic number.

It is an amenable number.

20482916 is a deficient number, since it is larger than the sum of its proper divisors (15362194).

20482916 is a wasteful number, since it uses less digits than its factorization.

20482916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5120733 (or 5120731 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 20482916 is about 4525.8055636538. The cubic root of 20482916 is about 273.6091359819.

The spelling of 20482916 in words is "twenty million, four hundred eighty-two thousand, nine hundred sixteen".