999741085 has 8 divisors (see below), whose sum is σ = 1371073536. Its totient is φ = 685536720.

The previous prime is 999741047. The next prime is 999741097. The reversal of 999741085 is 580147999.

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

It is not a de Polignac number, because 999741085 - 2²³ = 991352477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14281981 + ... + 14282050.

It is an arithmetic number, because the mean of its divisors is an integer number (171384192).

Almost surely, 2^999741085 is an apocalyptic number.

It is an amenable number.

999741085 is a deficient number, since it is larger than the sum of its proper divisors (371332451).

999741085 is a wasteful number, since it uses less digits than its factorization.

999741085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28564043.

The product of its (nonzero) digits is 816480, while the sum is 52.

The square root of 999741085 is about 31618.6825310607. The cubic root of 999741085 is about 999.9136875504.

The spelling of 999741085 in words is "nine hundred ninety-nine million, seven hundred forty-one thousand, eighty-five".