53765525 has 12 divisors (see below), whose sum is σ = 72730464. Its totient is φ = 39102000.

The previous prime is 53765521. The next prime is 53765533. The reversal of 53765525 is 52556735.

53765525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53765525 - 2² = 53765521 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 (53765521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97481 + ... + 98030.

It is an arithmetic number, because the mean of its divisors is an integer number (6060872).

Almost surely, 2^53765525 is an apocalyptic number.

53765525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53765525 is a deficient number, since it is larger than the sum of its proper divisors (18964939).

53765525 is a wasteful number, since it uses less digits than its factorization.

53765525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195532 (or 195527 counting only the distinct ones).

The product of its digits is 157500, while the sum is 38.

The square root of 53765525 is about 7332.4978690757. The cubic root of 53765525 is about 377.4284471785.

It can be divided in two parts, 5376 and 5525, that added together give a palindrome (10901).

The spelling of 53765525 in words is "fifty-three million, seven hundred sixty-five thousand, five hundred twenty-five".