42141442 has 16 divisors (see below), whose sum is σ = 72960192. Its totient is φ = 17881200.

The previous prime is 42141403. The next prime is 42141443. The reversal of 42141442 is 24414124.

It is a super-2 number, since 2×42141442² = 3551802267678728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42141443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13488 + ... + 16315.

It is an arithmetic number, because the mean of its divisors is an integer number (4560012).

Almost surely, 2^42141442 is an apocalyptic number.

42141442 is a deficient number, since it is larger than the sum of its proper divisors (30818750).

42141442 is a wasteful number, since it uses less digits than its factorization.

42141442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29913.

The product of its digits is 1024, while the sum is 22.

The square root of 42141442 is about 6491.6440136532. The cubic root of 42141442 is about 347.9924305836.

Adding to 42141442 its reverse (24414124), we get a palindrome (66555566).

The spelling of 42141442 in words is "forty-two million, one hundred forty-one thousand, four hundred forty-two".