20046612 has 12 divisors (see below), whose sum is σ = 46775456. Its totient is φ = 6682200.

The previous prime is 20046589. The next prime is 20046619. The reversal of 20046612 is 21664002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20046619) 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 3 ways as a sum of consecutive naturals, for example, 835264 + ... + 835287.

Almost surely, 2^20046612 is an apocalyptic number.

It is an amenable number.

20046612 is an abundant number, since it is smaller than the sum of its proper divisors (26728844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20046612 is a wasteful number, since it uses less digits than its factorization.

20046612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670558 (or 1670556 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 20046612 is about 4477.3443021506. The cubic root of 20046612 is about 271.6524721068.

The spelling of 20046612 in words is "twenty million, forty-six thousand, six hundred twelve".