726536460 has 96 divisors (see below), whose sum is σ = 2261532672. Its totient is φ = 173064960.

The previous prime is 726536407. The next prime is 726536479. The reversal of 726536460 is 64635627.

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

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, 9157 + ... + 39203.

It is an arithmetic number, because the mean of its divisors is an integer number (23557632).

Almost surely, 2^726536460 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 726536460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1130766336).

726536460 is an abundant number, since it is smaller than the sum of its proper divisors (1534996212).

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

726536460 is a wasteful number, since it uses less digits than its factorization.

726536460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30103 (or 30101 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 726536460 is about 26954.3402812979. The cubic root of 726536460 is about 898.9850533871.

The spelling of 726536460 in words is "seven hundred twenty-six million, five hundred thirty-six thousand, four hundred sixty".