5172260736 has 64 divisors (see below), whose sum is σ = 13839241680. Its totient is φ = 1711484928.

The previous prime is 5172260729. The next prime is 5172260749. The reversal of 5172260736 is 6370622715.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×5172260736² = 53504562242334523392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5172260694 and 5172260703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3450 + ... + 101766.

Almost surely, 2^5172260736 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 5172260736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6919620840).

5172260736 is an abundant number, since it is smaller than the sum of its proper divisors (8666980944).

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

5172260736 is a wasteful number, since it uses less digits than its factorization.

5172260736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98471 (or 98459 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 5172260736 is about 71918.4311286057. The cubic root of 5172260736 is about 1729.3920966597.

The spelling of 5172260736 in words is "five billion, one hundred seventy-two million, two hundred sixty thousand, seven hundred thirty-six".