1326331 has 8 divisors (see below), whose sum is σ = 1364480. Its totient is φ = 1288872.

The previous prime is 1326319. The next prime is 1326343. The reversal of 1326331 is 1336231.

It is an interprime number because it is at equal distance from previous prime (1326319) and next prime (1326343).

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

It is a cyclic number.

It is not a de Polignac number, because 1326331 - 2¹³ = 1318139 is a prime.

It is a super-2 number, since 2×1326331² = 3518307843122, which contains 22 as substring.

It is a Duffinian number.

1326331 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1326299 and 1326308.

It is not an unprimeable number, because it can be changed into a prime (1326301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8056 + ... + 8218.

It is an arithmetic number, because the mean of its divisors is an integer number (170560).

2^1326331 is an apocalyptic number.

1326331 is a deficient number, since it is larger than the sum of its proper divisors (38149).

1326331 is a wasteful number, since it uses less digits than its factorization.

1326331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345.

The product of its digits is 324, while the sum is 19.

The square root of 1326331 is about 1151.6644476583. The cubic root of 1326331 is about 109.8712267188.

The spelling of 1326331 in words is "one million, three hundred twenty-six thousand, three hundred thirty-one".