20060618 has 16 divisors (see below), whose sum is σ = 32413920. Its totient is φ = 9280656.

The previous prime is 20060611. The next prime is 20060633. The reversal of 20060618 is 81606002.

It is a junction number, because it is equal to n+sod(n) for n = 20060593 and 20060602.

It is not an unprimeable number, because it can be changed into a prime (20060611) 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 in 7 ways as a sum of consecutive naturals, for example, 4505 + ... + 7772.

It is an arithmetic number, because the mean of its divisors is an integer number (2025870).

Almost surely, 2^20060618 is an apocalyptic number.

20060618 is a deficient number, since it is larger than the sum of its proper divisors (12353302).

20060618 is a wasteful number, since it uses less digits than its factorization.

20060618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12341.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 20060618 is about 4478.9081258718. The cubic root of 20060618 is about 271.7157226746.

The spelling of 20060618 in words is "twenty million, sixty thousand, six hundred eighteen".