42301321 has 8 divisors (see below), whose sum is σ = 45459360. Its totient is φ = 39217728.

The previous prime is 42301319. The next prime is 42301333. The reversal of 42301321 is 12310324.

It is a happy number.

42301321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42301321 - 2¹ = 42301319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42301295 and 42301304.

It is not an unprimeable number, because it can be changed into a prime (42301351) 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 7 ways as a sum of consecutive naturals, for example, 17431 + ... + 19708.

It is an arithmetic number, because the mean of its divisors is an integer number (5682420).

Almost surely, 2^42301321 is an apocalyptic number.

It is an amenable number.

42301321 is a deficient number, since it is larger than the sum of its proper divisors (3158039).

42301321 is a wasteful number, since it uses less digits than its factorization.

42301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37223.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 42301321 is about 6503.9465711213. The cubic root of 42301321 is about 348.4319541477.

Adding to 42301321 its reverse (12310324), we get a palindrome (54611645).

The spelling of 42301321 in words is "forty-two million, three hundred one thousand, three hundred twenty-one".