42011042 has 8 divisors (see below), whose sum is σ = 63072156. Its totient is φ = 20986992.

The previous prime is 42011017. The next prime is 42011083. The reversal of 42011042 is 24011024.

It can be written as a sum of positive squares in 2 ways, for example, as 41615401 + 395641 = 6451^2 + 629^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6233 + ... + 11084.

Almost surely, 2^42011042 is an apocalyptic number.

42011042 is a deficient number, since it is larger than the sum of its proper divisors (21061114).

42011042 is a wasteful number, since it uses less digits than its factorization.

42011042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18532.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 42011042 is about 6481.5925512176. The cubic root of 42011042 is about 347.6331239514.

Adding to 42011042 its reverse (24011024), we get a palindrome (66022066).

The spelling of 42011042 in words is "forty-two million, eleven thousand, forty-two".