3431322 has 40 divisors (see below), whose sum is σ = 7840800. Its totient is φ = 1121256.

The previous prime is 3431317. The next prime is 3431327. The reversal of 3431322 is 2231343.

3431322 is a `hidden beast` number, since 343 + 1 + 322 = 666.

It is an interprime number because it is at equal distance from previous prime (3431317) and next prime (3431327).

It is a Harshad number since it is a multiple of its sum of digits (18).

Its product of digits (432) is a multiple of the sum of its prime factors (432).

It is a junction number, because it is equal to n+sod(n) for n = 3431295 and 3431304.

It is not an unprimeable number, because it can be changed into a prime (3431327) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9379 + ... + 9737.

It is an arithmetic number, because the mean of its divisors is an integer number (196020).

Almost surely, 2^3431322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3431322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3920400).

3431322 is an abundant number, since it is smaller than the sum of its proper divisors (4409478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3431322 is a wasteful number, since it uses less digits than its factorization.

3431322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432 (or 423 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 3431322 is about 1852.3827898142. The cubic root of 3431322 is about 150.8298010697.

Subtracting from 3431322 its product of digits (432), we obtain a triangular number (3430890 = T₂₆₁₉).

Adding to 3431322 its reverse (2231343), we get a palindrome (5662665).

The spelling of 3431322 in words is "three million, four hundred thirty-one thousand, three hundred twenty-two".