727244532242 has 6 divisors (see below), whose sum is σ = 1090868607399. Its totient is φ = 363621663110.

The previous prime is 727244532241. The next prime is 727244532251. The reversal of 727244532242 is 242235442727.

It can be written as a sum of positive squares in only one way, i.e., 363622266121 + 363622266121 = 603011^2 + 603011^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=603011.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 727244532193 and 727244532202.

It is not an unprimeable number, because it can be changed into a prime (727244532241) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 904517 + ... + 1507527.

Almost surely, 2^727244532242 is an apocalyptic number.

727244532242 is a deficient number, since it is larger than the sum of its proper divisors (363624075157).

727244532242 is an frugal number, since it uses more digits than its factorization.

727244532242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206024 (or 603013 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 44.

Adding to 727244532242 its reverse (242235442727), we get a palindrome (969479974969).

The spelling of 727244532242 in words is "seven hundred twenty-seven billion, two hundred forty-four million, five hundred thirty-two thousand, two hundred forty-two".