53858560 has 72 divisors (see below), whose sum is σ = 147462336. Its totient is φ = 18462720.

The previous prime is 53858551. The next prime is 53858561. The reversal of 53858560 is 6585835.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (53858561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5955 + ... + 11965.

It is an arithmetic number, because the mean of its divisors is an integer number (2048088).

Almost surely, 2^53858560 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 53858560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73731168).

53858560 is an abundant number, since it is smaller than the sum of its proper divisors (93603776).

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

53858560 is an equidigital number, since it uses as much as digits as its factorization.

53858560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6039 (or 6025 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 53858560 is about 7338.8391452600. The cubic root of 53858560 is about 377.6460204371.

The spelling of 53858560 in words is "fifty-three million, eight hundred fifty-eight thousand, five hundred sixty".