743397 has 4 divisors (see below), whose sum is σ = 991200. Its totient is φ = 495596.

The previous prime is 743377. The next prime is 743401. The reversal of 743397 is 793347.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 743397 - 2⁶ = 743333 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123897 + ... + 123902.

It is an arithmetic number, because the mean of its divisors is an integer number (247800).

2⁷⁴³³⁹⁷ is an apocalyptic number.

It is an amenable number.

743397 is a deficient number, since it is larger than the sum of its proper divisors (247803).

743397 is a wasteful number, since it uses less digits than its factorization.

743397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247802.

The product of its digits is 15876, while the sum is 33.

The square root of 743397 is about 862.2047320677. The cubic root of 743397 is about 90.5886111536.

The spelling of 743397 in words is "seven hundred forty-three thousand, three hundred ninety-seven".