1140304 has 60 divisors (see below), whose sum is σ = 2638720. Its totient is φ = 475200.

The previous prime is 1140289. The next prime is 1140311. The reversal of 1140304 is 4030411.

It is a congruent number.

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, 36769 + ... + 36799.

2^1140304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1319360).

1140304 is an abundant number, since it is smaller than the sum of its proper divisors (1498416).

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

1140304 is a wasteful number, since it uses less digits than its factorization.

1140304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1140304 is about 1067.8501767570. The cubic root of 1140304 is about 104.4736775808.

Adding to 1140304 its reverse (4030411), we get a palindrome (5170715).

It can be divided in two parts, 1140 and 304, that added together give a square (1444 = 38²).

The spelling of 1140304 in words is "one million, one hundred forty thousand, three hundred four".