1098976 has 24 divisors (see below), whose sum is σ = 2202984. Its totient is φ = 539520.

The previous prime is 1098973. The next prime is 1098989. The reversal of 1098976 is 6798901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1671 + ... + 2233.

It is an arithmetic number, because the mean of its divisors is an integer number (91791).

2^1098976 is an apocalyptic number.

1098976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1098976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1101492).

1098976 is an abundant number, since it is smaller than the sum of its proper divisors (1104008).

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

1098976 is an equidigital number, since it uses as much as digits as its factorization.

1098976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 1098976 is about 1048.3205616604. The cubic root of 1098976 is about 103.1959696361.

The spelling of 1098976 in words is "one million, ninety-eight thousand, nine hundred seventy-six".