53743488 has 64 divisors (see below), whose sum is σ = 143758800. Its totient is φ = 17788928.

The previous prime is 53743471. The next prime is 53743493. The reversal of 53743488 is 88434735.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×53743488² = 5776725004812288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66028 + ... + 66836.

Almost surely, 2^53743488 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 53743488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71879400).

53743488 is an abundant number, since it is smaller than the sum of its proper divisors (90015312).

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

53743488 is a wasteful number, since it uses less digits than its factorization.

53743488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999 (or 987 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 53743488 is about 7330.9950211414. The cubic root of 53743488 is about 377.3768743084.

The spelling of 53743488 in words is "fifty-three million, seven hundred forty-three thousand, four hundred eighty-eight".