53085806 has 4 divisors (see below), whose sum is σ = 79628712. Its totient is φ = 26542902.

The previous prime is 53085797. The next prime is 53085811. The reversal of 53085806 is 60858035.

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, 13271450 + ... + 13271453.

It is an arithmetic number, because the mean of its divisors is an integer number (19907178).

Almost surely, 2^53085806 is an apocalyptic number.

53085806 is a deficient number, since it is larger than the sum of its proper divisors (26542906).

53085806 is a wasteful number, since it uses less digits than its factorization.

53085806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26542905.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 53085806 is about 7286.0006862476. Note that the first 3 decimals coincide. The cubic root of 53085806 is about 375.8311779836.

The spelling of 53085806 in words is "fifty-three million, eighty-five thousand, eight hundred six".