992986 has 4 divisors (see below), whose sum is σ = 1489482. Its totient is φ = 496492.

The previous prime is 992983. The next prime is 993001. The reversal of 992986 is 689299.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 962361 + 30625 = 981^2 + 175^2 .

It is not an unprimeable number, because it can be changed into a prime (992983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248245 + ... + 248248.

2⁹⁹²⁹⁸⁶ is an apocalyptic number.

992986 is a deficient number, since it is larger than the sum of its proper divisors (496496).

992986 is a wasteful number, since it uses less digits than its factorization.

992986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496495.

The product of its digits is 69984, while the sum is 43.

The square root of 992986 is about 996.4868288141. The cubic root of 992986 is about 99.7656512356.

The spelling of 992986 in words is "nine hundred ninety-two thousand, nine hundred eighty-six".