3434672720 has 20 divisors (see below), whose sum is σ = 7985614260. Its totient is φ = 1373869056.

The previous prime is 3434672701. The next prime is 3434672729. The reversal of 3434672720 is 272764343.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1534758976 + 1899913744 = 39176^2 + 43588^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3434672729) 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, 21466625 + ... + 21466784.

It is an arithmetic number, because the mean of its divisors is an integer number (399280713).

Almost surely, 2^3434672720 is an apocalyptic number.

It is an amenable number.

3434672720 is an abundant number, since it is smaller than the sum of its proper divisors (4550941540).

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

3434672720 is a wasteful number, since it uses less digits than its factorization.

3434672720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42933422 (or 42933416 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 38.

The square root of 3434672720 is about 58606.0809131612. The cubic root of 3434672720 is about 1508.7888069703.

The spelling of 3434672720 in words is "three billion, four hundred thirty-four million, six hundred seventy-two thousand, seven hundred twenty".