53660832 has 48 divisors (see below), whose sum is σ = 141523200. Its totient is φ = 17802752.

The previous prime is 53660801. The next prime is 53660833. The reversal of 53660832 is 23806635.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 53660793 and 53660802.

It is not an unprimeable number, because it can be changed into a prime (53660833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21169 + ... + 23567.

It is an arithmetic number, because the mean of its divisors is an integer number (2948400).

Almost surely, 2^53660832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53660832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70761600).

53660832 is an abundant number, since it is smaller than the sum of its proper divisors (87862368).

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

53660832 is a wasteful number, since it uses less digits than its factorization.

53660832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2645 (or 2637 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 53660832 is about 7325.3554179985. The cubic root of 53660832 is about 377.1833099728.

The spelling of 53660832 in words is "fifty-three million, six hundred sixty thousand, eight hundred thirty-two".