53361132 has 24 divisors (see below), whose sum is σ = 135828672. Its totient is φ = 16170000.

The previous prime is 53361109. The next prime is 53361169. The reversal of 53361132 is 23116335.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201994 + ... + 202257.

It is an arithmetic number, because the mean of its divisors is an integer number (5659528).

Almost surely, 2^53361132 is an apocalyptic number.

It is an amenable number.

53361132 is an abundant number, since it is smaller than the sum of its proper divisors (82467540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53361132 is a wasteful number, since it uses less digits than its factorization.

53361132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404269 (or 404267 counting only the distinct ones).

The product of its digits is 1620, while the sum is 24.

The square root of 53361132 is about 7304.8704300624. The cubic root of 53361132 is about 376.4797990604.

Adding to 53361132 its reverse (23116335), we get a palindrome (76477467).

The spelling of 53361132 in words is "fifty-three million, three hundred sixty-one thousand, one hundred thirty-two".