727142 has 8 divisors (see below), whose sum is σ = 1174656. Its totient is φ = 335592.

The previous prime is 727123. The next prime is 727157. The reversal of 727142 is 241727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 727142.

It is an unprimeable number.

727142 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13958 + ... + 14009.

It is an arithmetic number, because the mean of its divisors is an integer number (146832).

2⁷²⁷¹⁴² is an apocalyptic number.

727142 is a deficient number, since it is larger than the sum of its proper divisors (447514).

727142 is a wasteful number, since it uses less digits than its factorization.

727142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27982.

The product of its digits is 784, while the sum is 23.

The square root of 727142 is about 852.7262163203. The cubic root of 727142 is about 89.9234740440.

Adding to 727142 its reverse (241727), we get a palindrome (968869).

The spelling of 727142 in words is "seven hundred twenty-seven thousand, one hundred forty-two", and thus it is an iban number.