442455541 has 8 divisors (see below), whose sum is σ = 482835168. Its totient is φ = 402102000.

The previous prime is 442455493. The next prime is 442455547. The reversal of 442455541 is 145554244.

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

It is a cyclic number.

It is not a de Polignac number, because 442455541 - 2¹³ = 442447349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442455497 and 442455506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442455547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51226 + ... + 59236.

It is an arithmetic number, because the mean of its divisors is an integer number (60354396).

Almost surely, 2^442455541 is an apocalyptic number.

It is an amenable number.

442455541 is a deficient number, since it is larger than the sum of its proper divisors (40379627).

442455541 is a wasteful number, since it uses less digits than its factorization.

442455541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13043.

The product of its digits is 64000, while the sum is 34.

The square root of 442455541 is about 21034.6271894702. The cubic root of 442455541 is about 762.0027630140.

The spelling of 442455541 in words is "four hundred forty-two million, four hundred fifty-five thousand, five hundred forty-one".