743012243 has 6 divisors (see below), whose sum is σ = 744569772. Its totient is φ = 741457520.

The previous prime is 743012227. The next prime is 743012267. The reversal of 743012243 is 342210347.

It is not a de Polignac number, because 743012243 - 2⁴ = 743012227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (743012203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 578480 + ... + 579762.

It is an arithmetic number, because the mean of its divisors is an integer number (124094962).

Almost surely, 2^743012243 is an apocalyptic number.

743012243 is a deficient number, since it is larger than the sum of its proper divisors (1557529).

743012243 is an frugal number, since it uses more digits than its factorization.

743012243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805 (or 2044 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 743012243 is about 27258.2509160071. The cubic root of 743012243 is about 905.7297992871.

The spelling of 743012243 in words is "seven hundred forty-three million, twelve thousand, two hundred forty-three".