53943232 has 42 divisors (see below), whose sum is σ = 122689112. Its totient is φ = 23051904.

The previous prime is 53943221. The next prime is 53943233. The reversal of 53943232 is 23234935.

53943232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53943194 and 53943203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53943233) 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 5 ways as a sum of consecutive naturals, for example, 155283 + ... + 155629.

Almost surely, 2^53943232 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 53943232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61344556).

53943232 is an abundant number, since it is smaller than the sum of its proper divisors (68745880).

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

53943232 is an frugal number, since it uses more digits than its factorization.

53943232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713 (or 356 counting only the distinct ones).

The product of its digits is 19440, while the sum is 31.

The square root of 53943232 is about 7344.6056395153. The cubic root of 53943232 is about 377.8438181611.

The spelling of 53943232 in words is "fifty-three million, nine hundred forty-three thousand, two hundred thirty-two".