42084242 has 8 divisors (see below), whose sum is σ = 63157296. Its totient is φ = 21031812.

The previous prime is 42084239. The next prime is 42084247. The reversal of 42084242 is 24248024.

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 (42084247) 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, 1853 + ... + 9359.

It is an arithmetic number, because the mean of its divisors is an integer number (7894662).

Almost surely, 2^42084242 is an apocalyptic number.

42084242 is a deficient number, since it is larger than the sum of its proper divisors (21073054).

42084242 is a wasteful number, since it uses less digits than its factorization.

42084242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10312.

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 42084242 is about 6487.2368540080. The cubic root of 42084242 is about 347.8349120075.

The spelling of 42084242 in words is "forty-two million, eighty-four thousand, two hundred forty-two".