3272638463 has 4 divisors (see below), whose sum is σ = 3297620568. Its totient is φ = 3247656360.

The previous prime is 3272638441. The next prime is 3272638511. The reversal of 3272638463 is 3648362723.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3648362723 = 1249 ⋅2921027.

It is a cyclic number.

It is not a de Polignac number, because 3272638463 - 2⁸ = 3272638207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3272638403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12490856 + ... + 12491117.

It is an arithmetic number, because the mean of its divisors is an integer number (824405142).

Almost surely, 2^3272638463 is an apocalyptic number.

3272638463 is a deficient number, since it is larger than the sum of its proper divisors (24982105).

3272638463 is a wasteful number, since it uses less digits than its factorization.

3272638463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24982104.

The product of its digits is 870912, while the sum is 44.

The square root of 3272638463 is about 57206.9791459049. The cubic root of 3272638463 is about 1484.6793796658.

The spelling of 3272638463 in words is "three billion, two hundred seventy-two million, six hundred thirty-eight thousand, four hundred sixty-three".