3148840717 has 48 divisors (see below), whose sum is σ = 3728664576. Its totient is φ = 2652249600.

The previous prime is 3148840621. The next prime is 3148840753. The reversal of 3148840717 is 7170488413.

It is a de Polignac number, because none of the positive numbers 2^k-3148840717 is a prime.

It is a super-2 number, since 2×3148840717² = 19830395722074148178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3148840757) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9343573 + ... + 9343909.

It is an arithmetic number, because the mean of its divisors is an integer number (77680512).

Almost surely, 2^3148840717 is an apocalyptic number.

It is an amenable number.

3148840717 is a deficient number, since it is larger than the sum of its proper divisors (579823859).

3148840717 is a wasteful number, since it uses less digits than its factorization.

3148840717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 3148840717 is about 56114.5321374063. The cubic root of 3148840717 is about 1465.7173572137.

The spelling of 3148840717 in words is "three billion, one hundred forty-eight million, eight hundred forty thousand, seven hundred seventeen".