3443331 has 16 divisors (see below), whose sum is σ = 4795904. Its totient is φ = 2195424.

The previous prime is 3443329. The next prime is 3443339. The reversal of 3443331 is 1333443.

It is not a de Polignac number, because 3443331 - 2¹ = 3443329 is a prime.

It is a super-2 number, since 2×3443331² = 23713056751122, which contains 22 as substring.

It is a Duffinian number.

3443331 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3443298 and 3443307.

It is not an unprimeable number, because it can be changed into a prime (3443339) 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, 7206 + ... + 7668.

It is an arithmetic number, because the mean of its divisors is an integer number (299744).

Almost surely, 2^3443331 is an apocalyptic number.

3443331 is a deficient number, since it is larger than the sum of its proper divisors (1352573).

3443331 is a wasteful number, since it uses less digits than its factorization.

3443331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570.

The product of its digits is 1296, while the sum is 21.

The square root of 3443331 is about 1855.6214592422. The cubic root of 3443331 is about 151.0055551075.

Adding to 3443331 its reverse (1333443), we get a palindrome (4776774).

It can be divided in two parts, 34 and 43331, that added together give a triangular number (43365 = T₂₉₄).

The spelling of 3443331 in words is "three million, four hundred forty-three thousand, three hundred thirty-one".