3217828628 has 36 divisors (see below), whose sum is σ = 6563313792. Its totient is φ = 1376388720.

The previous prime is 3217828597. The next prime is 3217828673. The reversal of 3217828628 is 8268287123.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86813 + ... + 118203.

It is an arithmetic number, because the mean of its divisors is an integer number (182314272).

Almost surely, 2^3217828628 is an apocalyptic number.

It is an amenable number.

3217828628 is an abundant number, since it is smaller than the sum of its proper divisors (3345485164).

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

3217828628 is a wasteful number, since it uses less digits than its factorization.

3217828628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31932 (or 31923 counting only the distinct ones).

The product of its digits is 516096, while the sum is 47.

The square root of 3217828628 is about 56725.9079081155. The cubic root of 3217828628 is about 1476.3442504346.

It can be divided in two parts, 32178 and 28628, that added together give a palindrome (60806).

The spelling of 3217828628 in words is "three billion, two hundred seventeen million, eight hundred twenty-eight thousand, six hundred twenty-eight".