20074066 has 8 divisors (see below), whose sum is σ = 30132144. Its totient is φ = 10030020.

The previous prime is 20074057. The next prime is 20074139. The reversal of 20074066 is 66047002.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20074066.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1501 + ... + 6511.

It is an arithmetic number, because the mean of its divisors is an integer number (3766518).

Almost surely, 2^20074066 is an apocalyptic number.

20074066 is a deficient number, since it is larger than the sum of its proper divisors (10058078).

20074066 is a wasteful number, since it uses less digits than its factorization.

20074066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7016.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 20074066 is about 4480.4091331038. The cubic root of 20074066 is about 271.7764256371.

The spelling of 20074066 in words is "twenty million, seventy-four thousand, sixty-six".