992663 has 8 divisors (see below), whose sum is σ = 1145760. Its totient is φ = 842400.

The previous prime is 992659. The next prime is 992689. The reversal of 992663 is 366299.

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 992663 - 2² = 992659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992603) 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, 113 + ... + 1413.

It is an arithmetic number, because the mean of its divisors is an integer number (143220).

2⁹⁹²⁶⁶³ is an apocalyptic number.

992663 is a deficient number, since it is larger than the sum of its proper divisors (153097).

992663 is a wasteful number, since it uses less digits than its factorization.

992663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417.

The product of its digits is 17496, while the sum is 35.

The square root of 992663 is about 996.3247462550. The cubic root of 992663 is about 99.7548327548.

The spelling of 992663 in words is "nine hundred ninety-two thousand, six hundred sixty-three".