53702432 has 72 divisors (see below), whose sum is σ = 127336860. Its totient is φ = 22202880.

The previous prime is 53702423. The next prime is 53702471. The reversal of 53702432 is 23420735.

53702432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 50183056 + 3519376 = 7084^2 + 1876^2 .

It is an unprimeable number.

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, 44882 + ... + 46062.

Almost surely, 2^53702432 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 53702432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63668430).

53702432 is an abundant number, since it is smaller than the sum of its proper divisors (73634428).

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

53702432 is a wasteful number, since it uses less digits than its factorization.

53702432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234 (or 1219 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 53702432 is about 7328.1943205677. The cubic root of 53702432 is about 377.2807539379.

The spelling of 53702432 in words is "fifty-three million, seven hundred two thousand, four hundred thirty-two".