442322041 has 16 divisors (see below), whose sum is σ = 514808320. Its totient is φ = 372185280.

The previous prime is 442322021. The next prime is 442322051. The reversal of 442322041 is 140223244.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 442322041 - 2¹¹ = 442319993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442322011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425200 + ... + 426238.

It is an arithmetic number, because the mean of its divisors is an integer number (32175520).

Almost surely, 2^442322041 is an apocalyptic number.

It is an amenable number.

442322041 is a deficient number, since it is larger than the sum of its proper divisors (72486279).

442322041 is a wasteful number, since it uses less digits than its factorization.

442322041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2104.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 442322041 is about 21031.4536111986. The cubic root of 442322041 is about 761.9261168184.

Adding to 442322041 its reverse (140223244), we get a palindrome (582545285).

The spelling of 442322041 in words is "four hundred forty-two million, three hundred twenty-two thousand, forty-one".