53864832 has 128 divisors (see below), whose sum is σ = 169401600. Its totient is φ = 14837760.

The previous prime is 53864809. The next prime is 53864843. The reversal of 53864832 is 23846835.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77607 + ... + 78297.

It is an arithmetic number, because the mean of its divisors is an integer number (1323450).

Almost surely, 2^53864832 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 53864832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84700800).

53864832 is an abundant number, since it is smaller than the sum of its proper divisors (115536768).

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

53864832 is a wasteful number, since it uses less digits than its factorization.

53864832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744 (or 732 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 53864832 is about 7339.2664483584. The cubic root of 53864832 is about 377.6606792268.

The spelling of 53864832 in words is "fifty-three million, eight hundred sixty-four thousand, eight hundred thirty-two".