20052650 has 12 divisors (see below), whose sum is σ = 37298022. Its totient is φ = 8021040.

The previous prime is 20052623. The next prime is 20052653. The reversal of 20052650 is 5625002.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 11485321 + 8567329 = 3389^2 + 2927^2 .

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (20052653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200477 + ... + 200576.

Almost surely, 2^20052650 is an apocalyptic number.

20052650 is a deficient number, since it is larger than the sum of its proper divisors (17245372).

20052650 is a wasteful number, since it uses less digits than its factorization.

20052650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401065 (or 401060 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 20052650 is about 4478.0185350219. The cubic root of 20052650 is about 271.6797430986.

Adding to 20052650 its reverse (5625002), we get a palindrome (25677652).

It can be divided in two parts, 20052 and 650, that added together give a palindrome (20702).

The spelling of 20052650 in words is "twenty million, fifty-two thousand, six hundred fifty".