442454111 has 8 divisors (see below), whose sum is σ = 483128064. Its totient is φ = 401855320.

The previous prime is 442454081. The next prime is 442454137. The reversal of 442454111 is 111454244.

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 442454111 - 2¹⁴ = 442437727 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 (442454161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6101 + ... + 30366.

It is an arithmetic number, because the mean of its divisors is an integer number (60391008).

Almost surely, 2^442454111 is an apocalyptic number.

442454111 is a deficient number, since it is larger than the sum of its proper divisors (40673953).

442454111 is a wasteful number, since it uses less digits than its factorization.

442454111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37581.

The product of its digits is 2560, while the sum is 26.

The square root of 442454111 is about 21034.5931978729. The cubic root of 442454111 is about 762.0019420915.

The spelling of 442454111 in words is "four hundred forty-two million, four hundred fifty-four thousand, one hundred eleven".