1198892 has 6 divisors (see below), whose sum is σ = 2098068. Its totient is φ = 599444.

The previous prime is 1198877. The next prime is 1198903. The reversal of 1198892 is 2988911.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149858 + ... + 149865.

It is an arithmetic number, because the mean of its divisors is an integer number (349678).

2^1198892 is an apocalyptic number.

It is an amenable number.

1198892 is a deficient number, since it is larger than the sum of its proper divisors (899176).

1198892 is a wasteful number, since it uses less digits than its factorization.

1198892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299727 (or 299725 counting only the distinct ones).

The product of its digits is 10368, while the sum is 38.

The square root of 1198892 is about 1094.9392677222. The cubic root of 1198892 is about 106.2331405775.

It can be divided in two parts, 119889 and 2, that multiplied together give a triangular number (239778 = T₆₉₂).

The spelling of 1198892 in words is "one million, one hundred ninety-eight thousand, eight hundred ninety-two".