726203196 has 36 divisors (see below), whose sum is σ = 1915494672. Its totient is φ = 231542784.

The previous prime is 726203189. The next prime is 726203209. The reversal of 726203196 is 691302627.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×726203196² = 1054742163761228832, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 726203196.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 437701 + ... + 439356.

Almost surely, 2^726203196 is an apocalyptic number.

It is an amenable number.

726203196 is an abundant number, since it is smaller than the sum of its proper divisors (1189291476).

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

726203196 is a wasteful number, since it uses less digits than its factorization.

726203196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877090 (or 877085 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 726203196 is about 26948.1575622527. The cubic root of 726203196 is about 898.8475768382.

The spelling of 726203196 in words is "seven hundred twenty-six million, two hundred three thousand, one hundred ninety-six".