744426043 has 4 divisors (see below), whose sum is σ = 747075528. Its totient is φ = 741776560.

The previous prime is 744425989. The next prime is 744426049. The reversal of 744426043 is 340624447.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 744426043 - 2¹³ = 744417851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (744426049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1324321 + ... + 1324882.

It is an arithmetic number, because the mean of its divisors is an integer number (186768882).

Almost surely, 2^744426043 is an apocalyptic number.

744426043 is a deficient number, since it is larger than the sum of its proper divisors (2649485).

744426043 is a wasteful number, since it uses less digits than its factorization.

744426043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649484.

The product of its (nonzero) digits is 64512, while the sum is 34.

The square root of 744426043 is about 27284.1720233545. The cubic root of 744426043 is about 906.3039080227.

The spelling of 744426043 in words is "seven hundred forty-four million, four hundred twenty-six thousand, forty-three".