53715888 has 120 divisors (see below), whose sum is σ = 163940400. Its totient is φ = 16353792.

The previous prime is 53715887. The next prime is 53715899. The reversal of 53715888 is 88851735.

It is a happy number.

53715888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53715887) 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 23 ways as a sum of consecutive naturals, for example, 79006 + ... + 79682.

It is an arithmetic number, because the mean of its divisors is an integer number (1366170).

Almost surely, 2^53715888 is an apocalyptic number.

53715888 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53715888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81970200).

53715888 is an abundant number, since it is smaller than the sum of its proper divisors (110224512).

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

53715888 is a wasteful number, since it uses less digits than its factorization.

53715888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739 (or 730 counting only the distinct ones).

The product of its digits is 268800, while the sum is 45.

The square root of 53715888 is about 7329.1123609889. The cubic root of 53715888 is about 377.3122625411.

The spelling of 53715888 in words is "fifty-three million, seven hundred fifteen thousand, eight hundred eighty-eight".