53235550 has 24 divisors (see below), whose sum is σ = 99989136. Its totient is φ = 21085440.

The previous prime is 53235541. The next prime is 53235569. The reversal of 53235550 is 5553235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19 + ... + 10318.

It is an arithmetic number, because the mean of its divisors is an integer number (4166214).

Almost surely, 2^53235550 is an apocalyptic number.

53235550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53235550 is a deficient number, since it is larger than the sum of its proper divisors (46753586).

53235550 is a wasteful number, since it uses less digits than its factorization.

53235550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10452 (or 10447 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 28.

The square root of 53235550 is about 7296.2695947998. The cubic root of 53235550 is about 376.1842267193.

Adding to 53235550 its reverse (5553235), we get a palindrome (58788785).

The spelling of 53235550 in words is "fifty-three million, two hundred thirty-five thousand, five hundred fifty".