743000745 has 16 divisors (see below), whose sum is σ = 1189976832. Its totient is φ = 395875200.

The previous prime is 743000689. The next prime is 743000761. The reversal of 743000745 is 547000347.

It is not a de Polignac number, because 743000745 - 2⁹ = 743000233 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8481 + ... + 39470.

It is an arithmetic number, because the mean of its divisors is an integer number (74373552).

Almost surely, 2^743000745 is an apocalyptic number.

It is an amenable number.

743000745 is a deficient number, since it is larger than the sum of its proper divisors (446976087).

743000745 is a wasteful number, since it uses less digits than its factorization.

743000745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48992.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 743000745 is about 27258.0400065742. The cubic root of 743000745 is about 905.7251272533.

The spelling of 743000745 in words is "seven hundred forty-three million, seven hundred forty-five", and thus it is an aban number.