3487544644 has 12 divisors (see below), whose sum is σ = 6103641600. Its totient is φ = 1743647048.

The previous prime is 3487544629. The next prime is 3487544659. The reversal of 3487544644 is 4464457843.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3487544629) and next prime (3487544659).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62637 + ... + 104395.

It is an arithmetic number, because the mean of its divisors is an integer number (508636800).

Almost surely, 2^3487544644 is an apocalyptic number.

It is an amenable number.

3487544644 is a deficient number, since it is larger than the sum of its proper divisors (2616096956).

3487544644 is a wasteful number, since it uses less digits than its factorization.

3487544644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62642 (or 62640 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 49.

The square root of 3487544644 is about 59055.4370401236. The cubic root of 3487544644 is about 1516.4913073322.

The spelling of 3487544644 in words is "three billion, four hundred eighty-seven million, five hundred forty-four thousand, six hundred forty-four".