20115350 has 12 divisors (see below), whose sum is σ = 37414644. Its totient is φ = 8046120.

The previous prime is 20115331. The next prime is 20115353. The reversal of 20115350 is 5351102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20115353) 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, 201104 + ... + 201203.

It is an arithmetic number, because the mean of its divisors is an integer number (3117887).

Almost surely, 2^20115350 is an apocalyptic number.

20115350 is a deficient number, since it is larger than the sum of its proper divisors (17299294).

20115350 is a wasteful number, since it uses less digits than its factorization.

20115350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402319 (or 402314 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 20115350 is about 4485.0139353184. The cubic root of 20115350 is about 271.9626083981.

Adding to 20115350 its reverse (5351102), we get a palindrome (25466452).

It can be divided in two parts, 201 and 15350, that added together give a palindrome (15551).

The spelling of 20115350 in words is "twenty million, one hundred fifteen thousand, three hundred fifty".