992078 has 4 divisors (see below), whose sum is σ = 1488120. Its totient is φ = 496038.

The previous prime is 992051. The next prime is 992087. The reversal of 992078 is 870299.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 870299 = 47 ⋅18517.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248018 + ... + 248021.

It is an arithmetic number, because the mean of its divisors is an integer number (372030).

2⁹⁹²⁰⁷⁸ is an apocalyptic number.

992078 is a deficient number, since it is larger than the sum of its proper divisors (496042).

992078 is a wasteful number, since it uses less digits than its factorization.

992078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496041.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 992078 is about 996.0311240117. The cubic root of 992078 is about 99.7352329360.

The spelling of 992078 in words is "nine hundred ninety-two thousand, seventy-eight".