726268368 has 40 divisors (see below), whose sum is σ = 2144221888. Its totient is φ = 207505152.

The previous prime is 726268351. The next prime is 726268397. The reversal of 726268368 is 863862627.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080421 + ... + 1081092.

Almost surely, 2^726268368 is an apocalyptic number.

It is an amenable number.

726268368 is an abundant number, since it is smaller than the sum of its proper divisors (1417953520).

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

726268368 is a wasteful number, since it uses less digits than its factorization.

726268368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161531 (or 2161525 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 726268368 is about 26949.3667458068. The cubic root of 726268368 is about 898.8744646029.

The spelling of 726268368 in words is "seven hundred twenty-six million, two hundred sixty-eight thousand, three hundred sixty-eight".