1998092 has 6 divisors (see below), whose sum is σ = 3496668. Its totient is φ = 999044.

The previous prime is 1998089. The next prime is 1998107. The reversal of 1998092 is 2908991.

1998092 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249758 + ... + 249765.

It is an arithmetic number, because the mean of its divisors is an integer number (582778).

2^1998092 is an apocalyptic number.

It is an amenable number.

1998092 is a deficient number, since it is larger than the sum of its proper divisors (1498576).

1998092 is a wasteful number, since it uses less digits than its factorization.

1998092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499527 (or 499525 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 1998092 is about 1413.5388215398. The cubic root of 1998092 is about 125.9520267525.

The spelling of 1998092 in words is "one million, nine hundred ninety-eight thousand, ninety-two".