42047234 has 8 divisors (see below), whose sum is σ = 64412928. Its totient is φ = 20576260.

The previous prime is 42047233. The next prime is 42047293. The reversal of 42047234 is 43274024.

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 (42047233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223562 + ... + 223749.

It is an arithmetic number, because the mean of its divisors is an integer number (8051616).

Almost surely, 2^42047234 is an apocalyptic number.

42047234 is a deficient number, since it is larger than the sum of its proper divisors (22365694).

42047234 is a wasteful number, since it uses less digits than its factorization.

42047234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447360.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 42047234 is about 6484.3838566205. The cubic root of 42047234 is about 347.7329225298.

The spelling of 42047234 in words is "forty-two million, forty-seven thousand, two hundred thirty-four".