1140488 has 16 divisors (see below), whose sum is σ = 2196780. Its totient is φ = 554688.

The previous prime is 1140487. The next prime is 1140493. The reversal of 1140488 is 8840411.

It can be written as a sum of positive squares in 2 ways, for example, as 806404 + 334084 = 898^2 + 578^2 .

It is not an unprimeable number, because it can be changed into a prime (1140487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1631 + ... + 2222.

2^1140488 is an apocalyptic number.

It is an amenable number.

1140488 is a deficient number, since it is larger than the sum of its proper divisors (1056292).

1140488 is a wasteful number, since it uses less digits than its factorization.

1140488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896 (or 3892 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 1140488 is about 1067.9363276900. The cubic root of 1140488 is about 104.4792965861.

Adding to 1140488 its reverse (8840411), we get a palindrome (9980899).

The spelling of 1140488 in words is "one million, one hundred forty thousand, four hundred eighty-eight".