53759885 has 4 divisors (see below), whose sum is σ = 64511868. Its totient is φ = 43007904.

The previous prime is 53759879. The next prime is 53759887. The reversal of 53759885 is 58895735.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11600836 + 42159049 = 3406^2 + 6493^2 .

It is a cyclic number.

It is not a de Polignac number, because 53759885 - 2¹⁶ = 53694349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53759887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5375984 + ... + 5375993.

It is an arithmetic number, because the mean of its divisors is an integer number (16127967).

Almost surely, 2^53759885 is an apocalyptic number.

It is an amenable number.

53759885 is a deficient number, since it is larger than the sum of its proper divisors (10751983).

53759885 is a wasteful number, since it uses less digits than its factorization.

53759885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10751982.

The product of its digits is 1512000, while the sum is 50.

The square root of 53759885 is about 7332.1132697197. The cubic root of 53759885 is about 377.4152493106.

The spelling of 53759885 in words is "fifty-three million, seven hundred fifty-nine thousand, eight hundred eighty-five".