20566082 has 8 divisors (see below), whose sum is σ = 31844352. Its totient is φ = 9951300.

The previous prime is 20566079. The next prime is 20566093. The reversal of 20566082 is 28066502.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165794 + ... + 165917.

It is an arithmetic number, because the mean of its divisors is an integer number (3980544).

Almost surely, 2^20566082 is an apocalyptic number.

20566082 is a deficient number, since it is larger than the sum of its proper divisors (11278270).

20566082 is a wasteful number, since it uses less digits than its factorization.

20566082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331744.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 20566082 is about 4534.9842337102. The cubic root of 20566082 is about 273.9789441614.

The spelling of 20566082 in words is "twenty million, five hundred sixty-six thousand, eighty-two".