727560401 has 2 divisors, whose sum is σ = 727560402. Its totient is φ = 727560400.

The previous prime is 727560389. The next prime is 727560409. The reversal of 727560401 is 104065727.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 580569025 + 146991376 = 24095^2 + 12124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-727560401 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (727560409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363780200 + 363780201.

It is an arithmetic number, because the mean of its divisors is an integer number (363780201).

Almost surely, 2^727560401 is an apocalyptic number.

It is an amenable number.

727560401 is a deficient number, since it is larger than the sum of its proper divisors (1).

727560401 is an equidigital number, since it uses as much as digits as its factorization.

727560401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 727560401 is about 26973.3275848569. The cubic root of 727560401 is about 899.4071820324.

It can be divided in two parts, 7275 and 60401, that added together give a palindrome (67676).

The spelling of 727560401 in words is "seven hundred twenty-seven million, five hundred sixty thousand, four hundred one".