727336947 has 4 divisors (see below), whose sum is σ = 969782600. Its totient is φ = 484891296.

The previous prime is 727336927. The next prime is 727336957. The reversal of 727336947 is 749633727.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 727336947 - 2⁸ = 727336691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 727336896 and 727336905.

It is not an unprimeable number, because it can be changed into a prime (727336927) 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, 121222822 + ... + 121222827.

It is an arithmetic number, because the mean of its divisors is an integer number (242445650).

Almost surely, 2^727336947 is an apocalyptic number.

727336947 is a deficient number, since it is larger than the sum of its proper divisors (242445653).

727336947 is a wasteful number, since it uses less digits than its factorization.

727336947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242445652.

The product of its digits is 1333584, while the sum is 48.

The square root of 727336947 is about 26969.1851378569. The cubic root of 727336947 is about 899.3150949650.

The spelling of 727336947 in words is "seven hundred twenty-seven million, three hundred thirty-six thousand, nine hundred forty-seven".