992897 has 8 divisors (see below), whose sum is σ = 1036392. Its totient is φ = 950400.

The previous prime is 992891. The next prime is 992903. The reversal of 992897 is 798299.

It is an interprime number because it is at equal distance from previous prime (992891) and next prime (992903).

It can be written as a sum of positive squares in 4 ways, for example, as 10816 + 982081 = 104^2 + 991^2 .

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 992897 - 2¹⁰ = 991873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (992891) 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, 2303 + ... + 2699.

It is an arithmetic number, because the mean of its divisors is an integer number (129549).

2⁹⁹²⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

992897 is a deficient number, since it is larger than the sum of its proper divisors (43495).

992897 is a wasteful number, since it uses less digits than its factorization.

992897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499.

The product of its digits is 81648, while the sum is 44.

The square root of 992897 is about 996.4421709261. The cubic root of 992897 is about 99.7626705261.

The spelling of 992897 in words is "nine hundred ninety-two thousand, eight hundred ninety-seven".