3273722064 has 120 divisors (see below), whose sum is σ = 9306682112. Its totient is φ = 1074124800.

The previous prime is 3273722063. The next prime is 3273722071. The reversal of 3273722064 is 4602273723.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3273722063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3114339 + ... + 3115389.

Almost surely, 2^3273722064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3273722064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4653341056).

3273722064 is an abundant number, since it is smaller than the sum of its proper divisors (6032960048).

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

3273722064 is a wasteful number, since it uses less digits than its factorization.

3273722064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 36.

The square root of 3273722064 is about 57216.4492432028. The cubic root of 3273722064 is about 1484.8432252956.

Adding to 3273722064 its reverse (4602273723), we get a palindrome (7875995787).

The spelling of 3273722064 in words is "three billion, two hundred seventy-three million, seven hundred twenty-two thousand, sixty-four".