1442887085 has 8 divisors (see below), whose sum is σ = 1732431456. Its totient is φ = 1153665040.

The previous prime is 1442887079. The next prime is 1442887109. The reversal of 1442887085 is 5807882441.

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

It is not a de Polignac number, because 1442887085 - 2¹⁰ = 1442886061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70619 + ... + 88728.

It is an arithmetic number, because the mean of its divisors is an integer number (216553932).

Almost surely, 2^1442887085 is an apocalyptic number.

It is an amenable number.

1442887085 is a deficient number, since it is larger than the sum of its proper divisors (289544371).

1442887085 is a wasteful number, since it uses less digits than its factorization.

1442887085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161163.

The product of its (nonzero) digits is 573440, while the sum is 47.

The square root of 1442887085 is about 37985.3535589706. The cubic root of 1442887085 is about 1129.9974116943.

The spelling of 1442887085 in words is "one billion, four hundred forty-two million, eight hundred eighty-seven thousand, eighty-five".