42258346 has 8 divisors (see below), whose sum is σ = 68263524. Its totient is φ = 19503840.

The previous prime is 42258323. The next prime is 42258347. The reversal of 42258346 is 64385224.

42258346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 41024025 + 1234321 = 6405^2 + 1111^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42258347) 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 3 ways as a sum of consecutive naturals, for example, 812635 + ... + 812686.

Almost surely, 2^42258346 is an apocalyptic number.

42258346 is a deficient number, since it is larger than the sum of its proper divisors (26005178).

42258346 is a wasteful number, since it uses less digits than its factorization.

42258346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625336.

The product of its digits is 46080, while the sum is 34.

The square root of 42258346 is about 6500.6419682982. The cubic root of 42258346 is about 348.3139205062.

The spelling of 42258346 in words is "forty-two million, two hundred fifty-eight thousand, three hundred forty-six".