3291426 has 12 divisors (see below), whose sum is σ = 7131462. Its totient is φ = 1097136.

The previous prime is 3291401. The next prime is 3291437. The reversal of 3291426 is 6241923.

It can be written as a sum of positive squares in only one way, i.e., 2387025 + 904401 = 1545^2 + 951^2 .

It is a super-2 number, since 2×3291426² = 21666970226952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3291426.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91411 + ... + 91446.

Almost surely, 2^3291426 is an apocalyptic number.

3291426 is an abundant number, since it is smaller than the sum of its proper divisors (3840036).

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

3291426 is a wasteful number, since it uses less digits than its factorization.

3291426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182865 (or 182862 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 3291426 is about 1814.2287617608. The cubic root of 3291426 is about 148.7515038805.

The spelling of 3291426 in words is "three million, two hundred ninety-one thousand, four hundred twenty-six".