42201442 has 8 divisors (see below), whose sum is σ = 63894096. Its totient is φ = 20903412.

The previous prime is 42201437. The next prime is 42201449. The reversal of 42201442 is 24410224.

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 (42201449) 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, 98388 + ... + 98815.

It is an arithmetic number, because the mean of its divisors is an integer number (7986762).

Almost surely, 2^42201442 is an apocalyptic number.

42201442 is a deficient number, since it is larger than the sum of its proper divisors (21692654).

42201442 is a wasteful number, since it uses less digits than its factorization.

42201442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197312.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 42201442 is about 6496.2636953868. The cubic root of 42201442 is about 348.1575067604.

Adding to 42201442 its reverse (24410224), we get a palindrome (66611666).

The spelling of 42201442 in words is "forty-two million, two hundred one thousand, four hundred forty-two".