42430226 has 8 divisors (see below), whose sum is σ = 63794304. Its totient is φ = 21165460.

The previous prime is 42430139. The next prime is 42430253. The reversal of 42430226 is 62203424.

42430226 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 super-2 number, since 2×42430226² = 3600648156822152, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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, 23750 + ... + 25473.

It is an arithmetic number, because the mean of its divisors is an integer number (7974288).

Almost surely, 2^42430226 is an apocalyptic number.

42430226 is a deficient number, since it is larger than the sum of its proper divisors (21364078).

42430226 is a wasteful number, since it uses less digits than its factorization.

42430226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49656.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 42430226 is about 6513.8487854724. The cubic root of 42430226 is about 348.7855213195.

The spelling of 42430226 in words is "forty-two million, four hundred thirty thousand, two hundred twenty-six".