712344 has 32 divisors (see below), whose sum is σ = 1811520. Its totient is φ = 233376.

The previous prime is 712339. The next prime is 712357. The reversal of 712344 is 443217.

It is a self number, because there is not a number n which added to its sum of digits gives 712344.

It is a congruent number.

It is an unprimeable number.

712344 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1387 + ... + 1829.

It is an arithmetic number, because the mean of its divisors is an integer number (56610).

2⁷¹²³⁴⁴ is an apocalyptic number.

It is an amenable number.

712344 is an abundant number, since it is smaller than the sum of its proper divisors (1099176).

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

712344 is a wasteful number, since it uses less digits than its factorization.

712344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 515 counting only the distinct ones).

The product of its digits is 672, while the sum is 21.

The square root of 712344 is about 844.0047393232. The cubic root of 712344 is about 89.3092804232.

It can be divided in two parts, 71 and 2344, that added together give a triangular number (2415 = T₆₉).

The spelling of 712344 in words is "seven hundred twelve thousand, three hundred forty-four", and thus it is an iban number.