3221263464 has 64 divisors (see below), whose sum is σ = 8130628800. Its totient is φ = 1063463424.

The previous prime is 3221263403. The next prime is 3221263489. The reversal of 3221263464 is 4643621223.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1929222 + ... + 1930890.

It is an arithmetic number, because the mean of its divisors is an integer number (127041075).

Almost surely, 2^3221263464 is an apocalyptic number.

It is an amenable number.

3221263464 is an abundant number, since it is smaller than the sum of its proper divisors (4909365336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221263464 is a wasteful number, since it uses less digits than its factorization.

3221263464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402 (or 2398 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 3221263464 is about 56756.1755582597. The cubic root of 3221263464 is about 1476.8693661474.

Adding to 3221263464 its reverse (4643621223), we get a palindrome (7864884687).

The spelling of 3221263464 in words is "three billion, two hundred twenty-one million, two hundred sixty-three thousand, four hundred sixty-four".