53442360 has 96 divisors (see below), whose sum is σ = 179712000. Its totient is φ = 13757184.

The previous prime is 53442359. The next prime is 53442371. The reversal of 53442360 is 6324435.

It is a super-3 number, since 3×53442360³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7881 + ... + 12999.

It is an arithmetic number, because the mean of its divisors is an integer number (1872000).

Almost surely, 2^53442360 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 53442360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89856000).

53442360 is an abundant number, since it is smaller than the sum of its proper divisors (126269640).

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

53442360 is a wasteful number, since it uses less digits than its factorization.

53442360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5165 (or 5158 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 53442360 is about 7310.4281680350. The cubic root of 53442360 is about 376.6707320242.

Adding to 53442360 its reverse (6324435), we get a palindrome (59766795).

The spelling of 53442360 in words is "fifty-three million, four hundred forty-two thousand, three hundred sixty".