3913397488 has 240 divisors, whose sum is σ = 10408431040. Its totient is φ = 1386823680.

The previous prime is 3913397471. The next prime is 3913397507. The reversal of 3913397488 is 8847933193.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17088958 + ... + 17089186.

Almost surely, 2^3913397488 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 3913397488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5204215520).

3913397488 is an abundant number, since it is smaller than the sum of its proper divisors (6495033552).

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

3913397488 is a wasteful number, since it uses less digits than its factorization.

3913397488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 359 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 55.

The square root of 3913397488 is about 62557.1537715712. The cubic root of 3913397488 is about 1575.8612892940.

The spelling of 3913397488 in words is "three billion, nine hundred thirteen million, three hundred ninety-seven thousand, four hundred eighty-eight".