42381360 has 160 divisors (see below), whose sum is σ = 166894080. Its totient is φ = 9683712.

The previous prime is 42381349. The next prime is 42381401. The reversal of 42381360 is 6318324.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13719 + ... + 16521.

It is an arithmetic number, because the mean of its divisors is an integer number (1043088).

Almost surely, 2^42381360 is an apocalyptic number.

42381360 is a gapful number since it is divisible by the number (40) 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 42381360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83447040).

42381360 is an abundant number, since it is smaller than the sum of its proper divisors (124512720).

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

42381360 is a wasteful number, since it uses less digits than its factorization.

42381360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832 (or 2820 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 42381360 is about 6510.0967734743. The cubic root of 42381360 is about 348.6515735653.

Adding to 42381360 its reverse (6318324), we get a palindrome (48699684).

The spelling of 42381360 in words is "forty-two million, three hundred eighty-one thousand, three hundred sixty".