3489685448 has 16 divisors (see below), whose sum is σ = 6551065500. Its totient is φ = 1742734656.

The previous prime is 3489685447. The next prime is 3489685457. The reversal of 3489685448 is 8445869843.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3226012804 + 263672644 = 56798^2 + 16238^2 .

It is not an unprimeable number, because it can be changed into a prime (3489685447) 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, 256463 + ... + 269726.

Almost surely, 2^3489685448 is an apocalyptic number.

It is an amenable number.

3489685448 is a deficient number, since it is larger than the sum of its proper divisors (3061380052).

3489685448 is a wasteful number, since it uses less digits than its factorization.

3489685448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527024 (or 527020 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 59.

The square root of 3489685448 is about 59073.5596354240. The cubic root of 3489685448 is about 1516.8015395951.

The spelling of 3489685448 in words is "three billion, four hundred eighty-nine million, six hundred eighty-five thousand, four hundred forty-eight".