1140486 has 16 divisors (see below), whose sum is σ = 2299968. Its totient is φ = 377000.

The previous prime is 1140463. The next prime is 1140487. The reversal of 1140486 is 6840411.

It is a super-3 number, since 3×1140486³ = 4450318874115333768, which contains 333 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 61 + ... + 1511.

It is an arithmetic number, because the mean of its divisors is an integer number (143748).

2^1140486 is an apocalyptic number.

1140486 is an abundant number, since it is smaller than the sum of its proper divisors (1159482).

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

1140486 is a wasteful number, since it uses less digits than its factorization.

1140486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 1140486 is about 1067.9353913042. The cubic root of 1140486 is about 104.4792355132.

Adding to 1140486 its reverse (6840411), we get a palindrome (7980897).

The spelling of 1140486 in words is "one million, one hundred forty thousand, four hundred eighty-six".