20652350 has 24 divisors (see below), whose sum is σ = 39740760. Its totient is φ = 7975520.

The previous prime is 20652349. The next prime is 20652377. The reversal of 20652350 is 5325602.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5672 + ... + 8571.

It is an arithmetic number, because the mean of its divisors is an integer number (1655865).

Almost surely, 2^20652350 is an apocalyptic number.

20652350 is a deficient number, since it is larger than the sum of its proper divisors (19088410).

20652350 is a wasteful number, since it uses less digits than its factorization.

20652350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14284 (or 14279 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 20652350 is about 4544.4856694680. The cubic root of 20652350 is about 274.3614938445.

Adding to 20652350 its reverse (5325602), we get a palindrome (25977952).

The spelling of 20652350 in words is "twenty million, six hundred fifty-two thousand, three hundred fifty".