1098922 has 24 divisors (see below), whose sum is σ = 1915200. Its totient is φ = 471240.

The previous prime is 1098847. The next prime is 1098953. The reversal of 1098922 is 2298901.

It is a plaindrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4479 + ... + 4717.

It is an arithmetic number, because the mean of its divisors is an integer number (79800).

2^1098922 is an apocalyptic number.

1098922 is a deficient number, since it is larger than the sum of its proper divisors (816278).

1098922 is a wasteful number, since it uses less digits than its factorization.

1098922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 1098922 is about 1048.2948058633. The cubic root of 1098922 is about 103.1942793736.

It can be divided in two parts, 10989 and 22, that added together give a palindrome (11011).

The spelling of 1098922 in words is "one million, ninety-eight thousand, nine hundred twenty-two".