727345747 has 2 divisors, whose sum is σ = 727345748. Its totient is φ = 727345746.

The previous prime is 727345681. The next prime is 727345757. The reversal of 727345747 is 747543727.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 727345747 - 2²³ = 718957139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 727345697 and 727345706.

It is not a weakly prime, because it can be changed into another prime (727345757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363672873 + 363672874.

It is an arithmetic number, because the mean of its divisors is an integer number (363672874).

Almost surely, 2^727345747 is an apocalyptic number.

727345747 is a deficient number, since it is larger than the sum of its proper divisors (1).

727345747 is an equidigital number, since it uses as much as digits as its factorization.

727345747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152480, while the sum is 46.

The square root of 727345747 is about 26969.3482865271. The cubic root of 727345747 is about 899.3187218677.

The spelling of 727345747 in words is "seven hundred twenty-seven million, three hundred forty-five thousand, seven hundred forty-seven".