3294523643 has 2 divisors, whose sum is σ = 3294523644. Its totient is φ = 3294523642.

The previous prime is 3294523633. The next prime is 3294523663. The reversal of 3294523643 is 3463254923.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3294523643 - 2⁸ = 3294523387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3294523643.

It is not a weakly prime, because it can be changed into another prime (3294523613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1647261821 + 1647261822.

It is an arithmetic number, because the mean of its divisors is an integer number (1647261822).

Almost surely, 2^3294523643 is an apocalyptic number.

3294523643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3294523643 is an equidigital number, since it uses as much as digits as its factorization.

3294523643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 41.

The square root of 3294523643 is about 57397.9411041894. The cubic root of 3294523643 is about 1487.9815383098.

The spelling of 3294523643 in words is "three billion, two hundred ninety-four million, five hundred twenty-three thousand, six hundred forty-three".