3219652775 has 6 divisors (see below), whose sum is σ = 3992369472. Its totient is φ = 2575722200.

The previous prime is 3219652757. The next prime is 3219652783. The reversal of 3219652775 is 5772569123.

3219652775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3219652775 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 5 ways as a sum of consecutive naturals, for example, 64393031 + ... + 64393080.

It is an arithmetic number, because the mean of its divisors is an integer number (665394912).

Almost surely, 2^3219652775 is an apocalyptic number.

3219652775 is a deficient number, since it is larger than the sum of its proper divisors (772716697).

3219652775 is a wasteful number, since it uses less digits than its factorization.

3219652775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128786121 (or 128786116 counting only the distinct ones).

The product of its digits is 793800, while the sum is 47.

The square root of 3219652775 is about 56741.9842356610. The cubic root of 3219652775 is about 1476.6231714626.

The spelling of 3219652775 in words is "three billion, two hundred nineteen million, six hundred fifty-two thousand, seven hundred seventy-five".