442701601 has 4 divisors (see below), whose sum is σ = 452120832. Its totient is φ = 433282372.

The previous prime is 442701587. The next prime is 442701659. The reversal of 442701601 is 106107244.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 442701601 - 2⁹ = 442701089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442701661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4709545 + ... + 4709638.

It is an arithmetic number, because the mean of its divisors is an integer number (113030208).

Almost surely, 2^442701601 is an apocalyptic number.

It is an amenable number.

442701601 is a deficient number, since it is larger than the sum of its proper divisors (9419231).

442701601 is an equidigital number, since it uses as much as digits as its factorization.

442701601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9419230.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 442701601 is about 21040.4753035667. The cubic root of 442701601 is about 762.1439927616.

Adding to 442701601 its reverse (106107244), we get a palindrome (548808845).

The spelling of 442701601 in words is "four hundred forty-two million, seven hundred one thousand, six hundred one".