20235086 has 4 divisors (see below), whose sum is σ = 30352632. Its totient is φ = 10117542.

The previous prime is 20235077. The next prime is 20235097. The reversal of 20235086 is 68053202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5058770 + ... + 5058773.

It is an arithmetic number, because the mean of its divisors is an integer number (7588158).

Almost surely, 2^20235086 is an apocalyptic number.

20235086 is a deficient number, since it is larger than the sum of its proper divisors (10117546).

20235086 is a wasteful number, since it uses less digits than its factorization.

20235086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10117545.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 20235086 is about 4498.3425836635. The cubic root of 20235086 is about 272.5011575856.

Adding to 20235086 its reverse (68053202), we get a palindrome (88288288).

The spelling of 20235086 in words is "twenty million, two hundred thirty-five thousand, eighty-six".