3447561612 has 24 divisors (see below), whose sum is σ = 8775611712. Its totient is φ = 1044715600.

The previous prime is 3447561599. The next prime is 3447561613. The reversal of 3447561612 is 2161657443.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3447561613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13058814 + ... + 13059077.

It is an arithmetic number, because the mean of its divisors is an integer number (365650488).

Almost surely, 2^3447561612 is an apocalyptic number.

It is an amenable number.

3447561612 is an abundant number, since it is smaller than the sum of its proper divisors (5328050100).

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

3447561612 is a wasteful number, since it uses less digits than its factorization.

3447561612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26117909 (or 26117907 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 3447561612 is about 58715.9400163192. The cubic root of 3447561612 is about 1510.6737358649.

The spelling of 3447561612 in words is "three billion, four hundred forty-seven million, five hundred sixty-one thousand, six hundred twelve".