5261304828 has 96 divisors (see below), whose sum is σ = 13587739200. Its totient is φ = 1574184960.

The previous prime is 5261304791. The next prime is 5261304833. The reversal of 5261304828 is 8284031625.

It is a super-2 number, since 2×5261304828² = 55362656986272219168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2231026 + ... + 2233382.

It is an arithmetic number, because the mean of its divisors is an integer number (141538950).

Almost surely, 2^5261304828 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 5261304828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6793869600).

5261304828 is an abundant number, since it is smaller than the sum of its proper divisors (8326434372).

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

5261304828 is a wasteful number, since it uses less digits than its factorization.

5261304828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767 (or 2765 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 5261304828 is about 72534.8525055370. The cubic root of 5261304828 is about 1739.2599164672.

The spelling of 5261304828 in words is "five billion, two hundred sixty-one million, three hundred four thousand, eight hundred twenty-eight".