20850608 has 10 divisors (see below), whose sum is σ = 40398084. Its totient is φ = 10425296.

The previous prime is 20850607. The next prime is 20850611. The reversal of 20850608 is 80605802.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20850607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651566 + ... + 651597.

Almost surely, 2^20850608 is an apocalyptic number.

It is an amenable number.

20850608 is a deficient number, since it is larger than the sum of its proper divisors (19547476).

20850608 is a wasteful number, since it uses less digits than its factorization.

20850608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303171 (or 1303165 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 20850608 is about 4566.2465986847. The cubic root of 20850608 is about 275.2366359871.

The spelling of 20850608 in words is "twenty million, eight hundred fifty thousand, six hundred eight".