743242005 has 24 divisors (see below), whose sum is σ = 1405404000. Its totient is φ = 360359520.

The previous prime is 743241997. The next prime is 743242063. The reversal of 743242005 is 500242347.

743242005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 743242005 - 2³ = 743241997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 743242005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 750255 + ... + 751244.

It is an arithmetic number, because the mean of its divisors is an integer number (58558500).

Almost surely, 2^743242005 is an apocalyptic number.

It is an amenable number.

743242005 is a deficient number, since it is larger than the sum of its proper divisors (662161995).

743242005 is a wasteful number, since it uses less digits than its factorization.

743242005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501521 (or 1501518 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 743242005 is about 27262.4651306517. The cubic root of 743242005 is about 905.8231494058.

The spelling of 743242005 in words is "seven hundred forty-three million, two hundred forty-two thousand, five".