992445 has 16 divisors (see below), whose sum is σ = 1605120. Its totient is φ = 523584.

The previous prime is 992441. The next prime is 992449. The reversal of 992445 is 544299.

It is an interprime number because it is at equal distance from previous prime (992441) and next prime (992449).

It is not a de Polignac number, because 992445 - 2² = 992441 is a prime.

It is an Ulam number.

It is a Curzon number.

992445 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 992445.

It is not an unprimeable number, because it can be changed into a prime (992441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1332 + ... + 1938.

It is an arithmetic number, because the mean of its divisors is an integer number (100320).

2⁹⁹²⁴⁴⁵ is an apocalyptic number.

It is an amenable number.

992445 is a deficient number, since it is larger than the sum of its proper divisors (612675).

992445 is a wasteful number, since it uses less digits than its factorization.

992445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724.

The product of its digits is 12960, while the sum is 33.

The square root of 992445 is about 996.2153381674. The cubic root of 992445 is about 99.7475297910.

The spelling of 992445 in words is "nine hundred ninety-two thousand, four hundred forty-five".