724342 has 8 divisors (see below), whose sum is σ = 1102032. Its totient is φ = 357000.

The previous prime is 724331. The next prime is 724393. The reversal of 724342 is 243427.

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

It is a congruent number.

It is an unprimeable 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 3 ways as a sum of consecutive naturals, for example, 2409 + ... + 2692.

It is an arithmetic number, because the mean of its divisors is an integer number (137754).

2⁷²⁴³⁴² is an apocalyptic number.

724342 is a deficient number, since it is larger than the sum of its proper divisors (377690).

724342 is a wasteful number, since it uses less digits than its factorization.

724342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5174.

The product of its digits is 1344, while the sum is 22.

The square root of 724342 is about 851.0828396813. The cubic root of 724342 is about 89.8079030351.

Adding to 724342 its reverse (243427), we get a palindrome (967769).

The spelling of 724342 in words is "seven hundred twenty-four thousand, three hundred forty-two", and thus it is an iban number.