3257447348 has 24 divisors (see below), whose sum is σ = 5862326400. Its totient is φ = 1583117888.

The previous prime is 3257447321. The next prime is 3257447351. The reversal of 3257447348 is 8437447523.

It is a super-2 number, since 2×3257447348² = 21221926449984466208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56540 + ... + 98547.

It is an arithmetic number, because the mean of its divisors is an integer number (244263600).

Almost surely, 2^3257447348 is an apocalyptic number.

It is an amenable number.

3257447348 is a deficient number, since it is larger than the sum of its proper divisors (2604879052).

3257447348 is a wasteful number, since it uses less digits than its factorization.

3257447348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155239 (or 155237 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 47.

The square root of 3257447348 is about 57074.0514419644. The cubic root of 3257447348 is about 1482.3785936086.

The spelling of 3257447348 in words is "three billion, two hundred fifty-seven million, four hundred forty-seven thousand, three hundred forty-eight".