1040331 has 8 divisors (see below), whose sum is σ = 1391824. Its totient is φ = 691200.

The previous prime is 1040327. The next prime is 1040339. The reversal of 1040331 is 1330401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1040331 - 2² = 1040327 is a prime.

It is a super-2 number, since 2×1040331² = 2164577179122, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040339) 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, 1431 + ... + 2031.

It is an arithmetic number, because the mean of its divisors is an integer number (173978).

2^1040331 is an apocalyptic number.

1040331 is a deficient number, since it is larger than the sum of its proper divisors (351493).

1040331 is an equidigital number, since it uses as much as digits as its factorization.

1040331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1040331 is about 1019.9661759098. The cubic root of 1040331 is about 101.3266878240.

Adding to 1040331 its reverse (1330401), we get a palindrome (2370732).

The spelling of 1040331 in words is "one million, forty thousand, three hundred thirty-one".