20235116 has 24 divisors (see below), whose sum is σ = 38841600. Its totient is φ = 9147600.

The previous prime is 20235109. The next prime is 20235121. The reversal of 20235116 is 61153202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7601 + ... + 9911.

It is an arithmetic number, because the mean of its divisors is an integer number (1618400).

Almost surely, 2^20235116 is an apocalyptic number.

It is an amenable number.

20235116 is a deficient number, since it is larger than the sum of its proper divisors (18606484).

20235116 is a wasteful number, since it uses less digits than its factorization.

20235116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525 (or 2523 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 20235116 is about 4498.3459182237. The cubic root of 20235116 is about 272.5012922532.

Adding to 20235116 its reverse (61153202), we get a palindrome (81388318).

The spelling of 20235116 in words is "twenty million, two hundred thirty-five thousand, one hundred sixteen".