1329331 has 8 divisors (see below), whose sum is σ = 1435680. Its totient is φ = 1227072.

The previous prime is 1329313. The next prime is 1329337. The reversal of 1329331 is 1339231.

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 1329331 - 2¹³ = 1321139 is a prime.

It is a super-2 number, since 2×1329331² = 3534241815122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1329337) 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, 330 + ... + 1663.

It is an arithmetic number, because the mean of its divisors is an integer number (179460).

2^1329331 is an apocalyptic number.

1329331 is a deficient number, since it is larger than the sum of its proper divisors (106349).

1329331 is a wasteful number, since it uses less digits than its factorization.

1329331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045.

The product of its digits is 486, while the sum is 22.

The square root of 1329331 is about 1152.9661746990. The cubic root of 1329331 is about 109.9540028072.

The spelling of 1329331 in words is "one million, three hundred twenty-nine thousand, three hundred thirty-one".