1140396 has 36 divisors (see below), whose sum is σ = 2780232. Its totient is φ = 363776.

The previous prime is 1140389. The next prime is 1140413. The reversal of 1140396 is 6930411.

It is a plaindrome in base 16.

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, 10036 + ... + 10148.

2^1140396 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 1140396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1390116).

1140396 is an abundant number, since it is smaller than the sum of its proper divisors (1639836).

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

1140396 is a wasteful number, since it uses less digits than its factorization.

1140396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1140396 is about 1067.8932530923. The cubic root of 1140396 is about 104.4764871590.

The spelling of 1140396 in words is "one million, one hundred forty thousand, three hundred ninety-six".