20600650 has 48 divisors (see below), whose sum is σ = 44461440. Its totient is φ = 6955200.

The previous prime is 20600641. The next prime is 20600653. The reversal of 20600650 is 5600602.

It is not an unprimeable number, because it can be changed into a prime (20600653) 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 in 23 ways as a sum of consecutive naturals, for example, 24436 + ... + 25264.

It is an arithmetic number, because the mean of its divisors is an integer number (926280).

Almost surely, 2^20600650 is an apocalyptic number.

20600650 is an abundant number, since it is smaller than the sum of its proper divisors (23860790).

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

20600650 is a wasteful number, since it uses less digits than its factorization.

20600650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919 (or 914 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 20600650 is about 4538.7938926547. The cubic root of 20600650 is about 274.1323618578.

The spelling of 20600650 in words is "twenty million, six hundred thousand, six hundred fifty".