53755632 has 120 divisors (see below), whose sum is σ = 182104416. Its totient is φ = 14450688.

The previous prime is 53755631. The next prime is 53755673. The reversal of 53755632 is 23655735.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53755631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15568 + ... + 18704.

Almost surely, 2^53755632 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 53755632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91052208).

53755632 is an abundant number, since it is smaller than the sum of its proper divisors (128348784).

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

53755632 is a wasteful number, since it uses less digits than its factorization.

53755632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175 (or 3166 counting only the distinct ones).

The product of its digits is 94500, while the sum is 36.

The square root of 53755632 is about 7331.8232384585. The cubic root of 53755632 is about 377.4052964782.

It can be divided in two parts, 537 and 55632, that added together give a square (56169 = 237²).

The spelling of 53755632 in words is "fifty-three million, seven hundred fifty-five thousand, six hundred thirty-two".