727212 has 12 divisors (see below), whose sum is σ = 1696856. Its totient is φ = 242400.

The previous prime is 727211. The next prime is 727241. The reversal of 727212 is 212727.

It is a tau number, because it is divible by the number of its divisors (12).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (727211) 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, 30289 + ... + 30312.

2⁷²⁷²¹² is an apocalyptic number.

It is an amenable number.

727212 is an abundant number, since it is smaller than the sum of its proper divisors (969644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

727212 is a wasteful number, since it uses less digits than its factorization.

727212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60608 (or 60606 counting only the distinct ones).

The product of its digits is 392, while the sum is 21.

The square root of 727212 is about 852.7672601595. The cubic root of 727212 is about 89.9263595148.

Adding to 727212 its reverse (212727), we get a palindrome (939939).

It can be divided in two parts, 727 and 212, that added together give a palindrome (939).

The spelling of 727212 in words is "seven hundred twenty-seven thousand, two hundred twelve", and thus it is an iban number.