42459322 has 4 divisors (see below), whose sum is σ = 63688986. Its totient is φ = 21229660.

The previous prime is 42459301. The next prime is 42459323. The reversal of 42459322 is 22395424.

42459322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27552001 + 14907321 = 5249^2 + 3861^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (42459323) 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 as a sum of consecutive naturals, namely, 10614829 + ... + 10614832.

Almost surely, 2^42459322 is an apocalyptic number.

42459322 is a deficient number, since it is larger than the sum of its proper divisors (21229664).

42459322 is a wasteful number, since it uses less digits than its factorization.

42459322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21229663.

The product of its digits is 17280, while the sum is 31.

The square root of 42459322 is about 6516.0817981361. The cubic root of 42459322 is about 348.8652282147.

The spelling of 42459322 in words is "forty-two million, four hundred fifty-nine thousand, three hundred twenty-two".