726340216 has 16 divisors (see below), whose sum is σ = 1556443440. Its totient is φ = 311288640.

The previous prime is 726340211. The next prime is 726340231. The reversal of 726340216 is 612043627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726340211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6485125 + ... + 6485236.

It is an arithmetic number, because the mean of its divisors is an integer number (97277715).

Almost surely, 2^726340216 is an apocalyptic number.

It is an amenable number.

726340216 is an abundant number, since it is smaller than the sum of its proper divisors (830103224).

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

726340216 is a wasteful number, since it uses less digits than its factorization.

726340216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12970374 (or 12970370 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 726340216 is about 26950.6997311758. The cubic root of 726340216 is about 898.9041047955.

The spelling of 726340216 in words is "seven hundred twenty-six million, three hundred forty thousand, two hundred sixteen".