53402160 has 240 divisors, whose sum is σ = 203558400. Its totient is φ = 11515392.

The previous prime is 53402143. The next prime is 53402177. The reversal of 53402160 is 6120435.

It is a happy number.

53402160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53402143) and next prime (53402177).

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 223321 + ... + 223559.

It is an arithmetic number, because the mean of its divisors is an integer number (848160).

Almost surely, 2^53402160 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 53402160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101779200).

53402160 is an abundant number, since it is smaller than the sum of its proper divisors (150156240).

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

53402160 is a wasteful number, since it uses less digits than its factorization.

53402160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 53402160 is about 7307.6781538324. The cubic root of 53402160 is about 376.5762628820.

Adding to 53402160 its reverse (6120435), we get a palindrome (59522595).

The spelling of 53402160 in words is "fifty-three million, four hundred two thousand, one hundred sixty".