1140490 has 32 divisors (see below), whose sum is σ = 2290176. Its totient is φ = 406080.

The previous prime is 1140487. The next prime is 1140493. The reversal of 1140490 is 940411.

It is an interprime number because it is at equal distance from previous prime (1140487) and next prime (1140493).

It is not an unprimeable number, because it can be changed into a prime (1140493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3889 + ... + 4171.

It is an arithmetic number, because the mean of its divisors is an integer number (71568).

2^1140490 is an apocalyptic number.

1140490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1140490 is an abundant number, since it is smaller than the sum of its proper divisors (1149686).

1140490 is a wasteful number, since it uses less digits than its factorization.

1140490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1140490 is about 1067.9372640750. The cubic root of 1140490 is about 104.4793576589.

The spelling of 1140490 in words is "one million, one hundred forty thousand, four hundred ninety".