20066044 has 12 divisors (see below), whose sum is σ = 35146944. Its totient is φ = 10024064.

The previous prime is 20066041. The next prime is 20066047. The reversal of 20066044 is 44066002.

It is an interprime number because it is at equal distance from previous prime (20066041) and next prime (20066047).

It is a super-2 number, since 2×20066044² = 805292243619872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20066041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7692 + ... + 9964.

It is an arithmetic number, because the mean of its divisors is an integer number (2928912).

Almost surely, 2^20066044 is an apocalyptic number.

It is an amenable number.

20066044 is a deficient number, since it is larger than the sum of its proper divisors (15080900).

20066044 is a wasteful number, since it uses less digits than its factorization.

20066044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4484 (or 4482 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 20066044 is about 4479.5138129043. The cubic root of 20066044 is about 271.7402183740.

It can be divided in two parts, 200660 and 44, that added together give a square (200704 = 448²).

The spelling of 20066044 in words is "twenty million, sixty-six thousand, forty-four".