260436726 has 48 divisors (see below), whose sum is σ = 620135568. Its totient is φ = 78336000.

The previous prime is 260436721. The next prime is 260436763. The reversal of 260436726 is 627634062.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260436721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22326 + ... + 31926.

It is an arithmetic number, because the mean of its divisors is an integer number (12919491).

Almost surely, 2^260436726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260436726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310067784).

260436726 is an abundant number, since it is smaller than the sum of its proper divisors (359698842).

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

260436726 is a wasteful number, since it uses less digits than its factorization.

260436726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9757 (or 9754 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 260436726 is about 16138.0521129410. The cubic root of 260436726 is about 638.6075896737.

It can be divided in two parts, 260436 and 726, that added together give a palindrome (261162).

The spelling of 260436726 in words is "two hundred sixty million, four hundred thirty-six thousand, seven hundred twenty-six".