3291421275 has 18 divisors (see below), whose sum is σ = 5895301620. Its totient is φ = 1755424560.

The previous prime is 3291421267. The next prime is 3291421277. The reversal of 3291421275 is 5721241923.

3291421275 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3291421275 - 2³ = 3291421267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3291421277) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7314045 + ... + 7314494.

Almost surely, 2^3291421275 is an apocalyptic number.

3291421275 is a deficient number, since it is larger than the sum of its proper divisors (2603880345).

3291421275 is a wasteful number, since it uses less digits than its factorization.

3291421275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14628555 (or 14628547 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 3291421275 is about 57370.9096581185. The cubic root of 3291421275 is about 1487.5143270046.

The spelling of 3291421275 in words is "three billion, two hundred ninety-one million, four hundred twenty-one thousand, two hundred seventy-five".