3272802720 has 96 divisors (see below), whose sum is σ = 11246558400. Its totient is φ = 793405440.

The previous prime is 3272802703. The next prime is 3272802721. The reversal of 3272802720 is 272082723.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×3272802720² = 21422475288078796800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (3272802721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304645 + ... + 315204.

It is an arithmetic number, because the mean of its divisors is an integer number (117151650).

Almost surely, 2^3272802720 is an apocalyptic number.

3272802720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3272802720 is an abundant number, since it is smaller than the sum of its proper divisors (7973755680).

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

3272802720 is a wasteful number, since it uses less digits than its factorization.

3272802720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619878 (or 619870 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 3272802720 is about 57208.4147656619. The cubic root of 3272802720 is about 1484.7042184316.

The spelling of 3272802720 in words is "three billion, two hundred seventy-two million, eight hundred two thousand, seven hundred twenty".