53655235 has 4 divisors (see below), whose sum is σ = 64386288. Its totient is φ = 42924184.

The previous prime is 53655229. The next prime is 53655269. The reversal of 53655235 is 53255635.

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

It is a cyclic number.

It is not a de Polignac number, because 53655235 - 2²¹ = 51558083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53655235.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5365519 + ... + 5365528.

It is an arithmetic number, because the mean of its divisors is an integer number (16096572).

Almost surely, 2^53655235 is an apocalyptic number.

53655235 is a deficient number, since it is larger than the sum of its proper divisors (10731053).

53655235 is a wasteful number, since it uses less digits than its factorization.

53655235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10731052.

The product of its digits is 67500, while the sum is 34.

The square root of 53655235 is about 7324.9733787912. The cubic root of 53655235 is about 377.1701956999.

Adding to 53655235 its product of digits (67500), we get a palindrome (53722735).

The spelling of 53655235 in words is "fifty-three million, six hundred fifty-five thousand, two hundred thirty-five".