3421315647 has 24 divisors (see below), whose sum is σ = 5026548800. Its totient is φ = 2242064448.

The previous prime is 3421315591. The next prime is 3421315657. The reversal of 3421315647 is 7465131243.

3421315647 is a `hidden beast` number, since 3 + 4 + 2 + 1 + 3 + 1 + 5 + 647 = 666.

It is not a de Polignac number, because 3421315647 - 2¹⁰ = 3421314623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421315657) 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 23 ways as a sum of consecutive naturals, for example, 152313 + ... + 173325.

Almost surely, 2^3421315647 is an apocalyptic number.

3421315647 is a deficient number, since it is larger than the sum of its proper divisors (1605233153).

3421315647 is a wasteful number, since it uses less digits than its factorization.

3421315647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21327 (or 21324 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3421315647 is about 58492.0135317635. The cubic root of 3421315647 is about 1506.8304269677.

The spelling of 3421315647 in words is "three billion, four hundred twenty-one million, three hundred fifteen thousand, six hundred forty-seven".