20046106 has 4 divisors (see below), whose sum is σ = 30069162. Its totient is φ = 10023052.

The previous prime is 20046101. The next prime is 20046107. The reversal of 20046106 is 60164002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15139881 + 4906225 = 3891^2 + 2215^2 .

It is not an unprimeable number, because it can be changed into a prime (20046101) by changing a digit.

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, 5011525 + ... + 5011528.

Almost surely, 2^20046106 is an apocalyptic number.

20046106 is a deficient number, since it is larger than the sum of its proper divisors (10023056).

20046106 is a wasteful number, since it uses less digits than its factorization.

20046106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10023055.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 20046106 is about 4477.2877950831. The cubic root of 20046106 is about 271.6501864786.

The spelling of 20046106 in words is "twenty million, forty-six thousand, one hundred six".