8291260432 has 320 divisors, whose sum is σ = 22118584320. Its totient is φ = 2917804032.

The previous prime is 8291260427. The next prime is 8291260469. The reversal of 8291260432 is 2340621928.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8291260391 and 8291260400.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52810498 + ... + 52810654.

It is an arithmetic number, because the mean of its divisors is an integer number (69120576).

Almost surely, 2^8291260432 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 8291260432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11059292160).

8291260432 is an abundant number, since it is smaller than the sum of its proper divisors (13827323888).

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

8291260432 is a wasteful number, since it uses less digits than its factorization.

8291260432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 8291260432 is about 91056.3585478796. The cubic root of 8291260432 is about 2023.9829618880.

The spelling of 8291260432 in words is "eight billion, two hundred ninety-one million, two hundred sixty thousand, four hundred thirty-two".