727406236 has 12 divisors (see below), whose sum is σ = 1307365528. Its totient is φ = 353873232.

The previous prime is 727406233. The next prime is 727406243. The reversal of 727406236 is 632604727.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 727406195 and 727406204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (727406231) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2457306 + ... + 2457601.

Almost surely, 2^727406236 is an apocalyptic number.

It is an amenable number.

727406236 is a deficient number, since it is larger than the sum of its proper divisors (579959292).

727406236 is a wasteful number, since it uses less digits than its factorization.

727406236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914948 (or 4914946 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 727406236 is about 26970.4697029918. The cubic root of 727406236 is about 899.3436514982.

The spelling of 727406236 in words is "seven hundred twenty-seven million, four hundred six thousand, two hundred thirty-six".