53235969 has 4 divisors (see below), whose sum is σ = 70981296. Its totient is φ = 35490644.

The previous prime is 53235953. The next prime is 53235971. The reversal of 53235969 is 96953235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53235969 - 2⁴ = 53235953 is a prime.

It is a super-2 number, since 2×53235969² = 5668136790737922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53235969.

It is not an unprimeable number, because it can be changed into a prime (53235269) 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, 8872659 + ... + 8872664.

It is an arithmetic number, because the mean of its divisors is an integer number (17745324).

Almost surely, 2^53235969 is an apocalyptic number.

It is an amenable number.

53235969 is a deficient number, since it is larger than the sum of its proper divisors (17745327).

53235969 is a wasteful number, since it uses less digits than its factorization.

53235969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17745326.

The product of its digits is 218700, while the sum is 42.

The square root of 53235969 is about 7296.2983080463. The cubic root of 53235969 is about 376.1852136587.

The spelling of 53235969 in words is "fifty-three million, two hundred thirty-five thousand, nine hundred sixty-nine".