3291055 has 4 divisors (see below), whose sum is σ = 3949272. Its totient is φ = 2632840.

The previous prime is 3291031. The next prime is 3291073. The reversal of 3291055 is 5501923.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3291055 - 2⁷ = 3290927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329101 + ... + 329110.

It is an arithmetic number, because the mean of its divisors is an integer number (987318).

Almost surely, 2^3291055 is an apocalyptic number.

3291055 is a deficient number, since it is larger than the sum of its proper divisors (658217).

3291055 is an equidigital number, since it uses as much as digits as its factorization.

3291055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658216.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 3291055 is about 1814.1265115752. The cubic root of 3291055 is about 148.7459147243.

Adding to 3291055 its reverse (5501923), we get a palindrome (8792978).

The spelling of 3291055 in words is "three million, two hundred ninety-one thousand, fifty-five".