990095873 has 8 divisors (see below), whose sum is σ = 1103025000. Its totient is φ = 882419328.

The previous prime is 990095831. The next prime is 990095879. The reversal of 990095873 is 378590099.

It can be written as a sum of positive squares in 4 ways, for example, as 293505424 + 696590449 = 17132^2 + 26393^2 .

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 990095873 - 2¹² = 990091777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (990095879) 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, 1312748 + ... + 1313501.

It is an arithmetic number, because the mean of its divisors is an integer number (137878125).

Almost surely, 2^990095873 is an apocalyptic number.

It is an amenable number.

990095873 is a deficient number, since it is larger than the sum of its proper divisors (112929127).

990095873 is a wasteful number, since it uses less digits than its factorization.

990095873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2626291.

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 990095873 is about 31465.7889302016. The cubic root of 990095873 is about 996.6876648832.

The spelling of 990095873 in words is "nine hundred ninety million, ninety-five thousand, eight hundred seventy-three".