1090304 has 18 divisors (see below), whose sum is σ = 2176860. Its totient is φ = 545024.

The previous prime is 1090303. The next prime is 1090333. The reversal of 1090304 is 4030901.

It is not an unprimeable number, because it can be changed into a prime (1090303) 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 as a sum of consecutive naturals, namely, 1874 + ... + 2385.

2^1090304 is an apocalyptic number.

It is an amenable number.

1090304 is a deficient number, since it is larger than the sum of its proper divisors (1086556).

1090304 is an frugal number, since it uses more digits than its factorization.

1090304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275 (or 4261 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1090304 is about 1044.1762303366. The cubic root of 1090304 is about 102.9238133308.

The spelling of 1090304 in words is "one million, ninety thousand, three hundred four".