20366006 has 4 divisors (see below), whose sum is σ = 30549012. Its totient is φ = 10183002.

The previous prime is 20365999. The next prime is 20366011. The reversal of 20366006 is 60066302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60066302 = 2 ⋅30033151.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5091500 + ... + 5091503.

It is an arithmetic number, because the mean of its divisors is an integer number (7637253).

Almost surely, 2^20366006 is an apocalyptic number.

20366006 is a deficient number, since it is larger than the sum of its proper divisors (10183006).

20366006 is a wasteful number, since it uses less digits than its factorization.

20366006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10183005.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 20366006 is about 4512.8711481716. The cubic root of 20366006 is about 273.0875843263.

The spelling of 20366006 in words is "twenty million, three hundred sixty-six thousand, six".