20862050 has 48 divisors (see below), whose sum is σ = 42934752. Its totient is φ = 7478400.

The previous prime is 20862041. The next prime is 20862059. The reversal of 20862050 is 5026802.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20862041) and next prime (20862059).

It is not an unprimeable number, because it can be changed into a prime (20862059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45422 + ... + 45878.

It is an arithmetic number, because the mean of its divisors is an integer number (894474).

Almost surely, 2^20862050 is an apocalyptic number.

20862050 is an abundant number, since it is smaller than the sum of its proper divisors (22072702).

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

20862050 is a wasteful number, since it uses less digits than its factorization.

20862050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563 (or 558 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 20862050 is about 4567.4993158182. The cubic root of 20862050 is about 275.2869731555.

Adding to 20862050 its reverse (5026802), we get a palindrome (25888852).

The spelling of 20862050 in words is "twenty million, eight hundred sixty-two thousand, fifty".