990714 has 16 divisors (see below), whose sum is σ = 1995552. Its totient is φ = 327888.

The previous prime is 990707. The next prime is 990719. The reversal of 990714 is 417099.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (990719) 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, 472 + ... + 1484.

It is an arithmetic number, because the mean of its divisors is an integer number (124722).

2⁹⁹⁰⁷¹⁴ is an apocalyptic number.

990714 is an abundant number, since it is smaller than the sum of its proper divisors (1004838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

990714 is a wasteful number, since it uses less digits than its factorization.

990714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 990714 is about 995.3461709375. The cubic root of 990714 is about 99.6895035842.

The spelling of 990714 in words is "nine hundred ninety thousand, seven hundred fourteen".