1140844476 has 24 divisors (see below), whose sum is σ = 2662574544. Its totient is φ = 380195200.

The previous prime is 1140844457. The next prime is 1140844477. The reversal of 1140844476 is 6744480411.

It is a super-2 number, since 2×1140844476² = 2603052236839429152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140844477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66376 + ... + 81776.

It is an arithmetic number, because the mean of its divisors is an integer number (110940606).

Almost surely, 2^1140844476 is an apocalyptic number.

It is an amenable number.

1140844476 is an abundant number, since it is smaller than the sum of its proper divisors (1521730068).

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

1140844476 is a wasteful number, since it uses less digits than its factorization.

1140844476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21581 (or 21579 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 1140844476 is about 33776.3893274577. The cubic root of 1140844476 is about 1044.9018095664.

The spelling of 1140844476 in words is "one billion, one hundred forty million, eight hundred forty-four thousand, four hundred seventy-six".