442465013 has 8 divisors (see below), whose sum is σ = 455025600. Its totient is φ = 430073248.

The previous prime is 442464983. The next prime is 442465019. The reversal of 442465013 is 310564244.

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 442465013 - 2¹⁸ = 442202869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442465019) 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, 36881 + ... + 47382.

It is an arithmetic number, because the mean of its divisors is an integer number (56878200).

Almost surely, 2^442465013 is an apocalyptic number.

It is an amenable number.

442465013 is a deficient number, since it is larger than the sum of its proper divisors (12560587).

442465013 is an equidigital number, since it uses as much as digits as its factorization.

442465013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84411.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 442465013 is about 21034.8523408176. The cubic root of 442465013 is about 762.0082005763.

The spelling of 442465013 in words is "four hundred forty-two million, four hundred sixty-five thousand, thirteen".