726013134 has 96 divisors (see below), whose sum is σ = 1974735360. Its totient is φ = 187272000.

The previous prime is 726013121. The next prime is 726013157. The reversal of 726013134 is 431310627.

It is a junction number, because it is equal to n+sod(n) for n = 726013098 and 726013107.

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, 207552 + ... + 211020.

It is an arithmetic number, because the mean of its divisors is an integer number (20570160).

Almost surely, 2^726013134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 726013134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (987367680).

726013134 is an abundant number, since it is smaller than the sum of its proper divisors (1248722226).

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

726013134 is a wasteful number, since it uses less digits than its factorization.

726013134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3646 (or 3643 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 726013134 is about 26944.6308937421. The cubic root of 726013134 is about 898.7691544926.

The spelling of 726013134 in words is "seven hundred twenty-six million, thirteen thousand, one hundred thirty-four".