3817247672 has 64 divisors (see below), whose sum is σ = 8516310720. Its totient is φ = 1569881088.

The previous prime is 3817247659. The next prime is 3817247683. The reversal of 3817247672 is 2767427183.

3817247672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138638 + ... + 163874.

It is an arithmetic number, because the mean of its divisors is an integer number (133067355).

Almost surely, 2^3817247672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3817247672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4258155360).

3817247672 is an abundant number, since it is smaller than the sum of its proper divisors (4699063048).

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

3817247672 is a wasteful number, since it uses less digits than its factorization.

3817247672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25360 (or 25356 counting only the distinct ones).

The product of its digits is 790272, while the sum is 47.

The square root of 3817247672 is about 61783.8787387131. The cubic root of 3817247672 is about 1562.8481379100.

The spelling of 3817247672 in words is "three billion, eight hundred seventeen million, two hundred forty-seven thousand, six hundred seventy-two".