996198 has 16 divisors (see below), whose sum is σ = 2277120. Its totient is φ = 284616.

The previous prime is 996197. The next prime is 996209. The reversal of 996198 is 891699.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 23719 = 996198 / (9 + 9 + 6 + 1 + 9 + 8).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996197) 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, 11818 + ... + 11901.

It is an arithmetic number, because the mean of its divisors is an integer number (142320).

2⁹⁹⁶¹⁹⁸ is an apocalyptic number.

996198 is an abundant number, since it is smaller than the sum of its proper divisors (1280922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

996198 is a wasteful number, since it uses less digits than its factorization.

996198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23731.

The product of its digits is 34992, while the sum is 42.

The square root of 996198 is about 998.0971896564. The cubic root of 996198 is about 99.8731057132.

The spelling of 996198 in words is "nine hundred ninety-six thousand, one hundred ninety-eight".