20466036 has 36 divisors (see below), whose sum is σ = 51880192. Its totient is φ = 6802704.

The previous prime is 20466013. The next prime is 20466041. The reversal of 20466036 is 63066402.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 18285 + ... + 19371.

Almost surely, 2^20466036 is an apocalyptic number.

It is an amenable number.

20466036 is an abundant number, since it is smaller than the sum of its proper divisors (31414156).

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

20466036 is a wasteful number, since it uses less digits than its factorization.

20466036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620 (or 1615 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 20466036 is about 4523.9403179087. The cubic root of 20466036 is about 273.5339547673.

The spelling of 20466036 in words is "twenty million, four hundred sixty-six thousand, thirty-six".