726196212 has 192 divisors, whose sum is σ = 2235340800. Its totient is φ = 199584000.

The previous prime is 726196199. The next prime is 726196213. The reversal of 726196212 is 212691627.

726196212 is a `hidden beast` number, since 7 + 26 + 1 + 9 + 621 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726196213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2893087 + ... + 2893337.

It is an arithmetic number, because the mean of its divisors is an integer number (11642400).

Almost surely, 2^726196212 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 726196212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1117670400).

726196212 is an abundant number, since it is smaller than the sum of its proper divisors (1509144588).

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

726196212 is a wasteful number, since it uses less digits than its factorization.

726196212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 395 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 726196212 is about 26948.0279797984. The cubic root of 726196212 is about 898.8446953804.

The spelling of 726196212 in words is "seven hundred twenty-six million, one hundred ninety-six thousand, two hundred twelve".