1098304 has 21 divisors (see below), whose sum is σ = 2196211. Its totient is φ = 544960.

The previous prime is 1098301. The next prime is 1098311. The reversal of 1098304 is 4038901.

The square root of 1098304 is 1048.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1098301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 8319 + ... + 8449.

2^1098304 is an apocalyptic number.

1098304 is the 1048-th square number.

It is an amenable number.

1098304 is a deficient number, since it is larger than the sum of its proper divisors (1097907).

1098304 is an frugal number, since it uses more digits than its factorization.

1098304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The cubic root of 1098304 is about 103.1749313146.

Multiplying 1098304 by its sum of digits (25), we get a square (27457600 = 5240²).

The spelling of 1098304 in words is "one million, ninety-eight thousand, three hundred four".