744380085 has 8 divisors (see below), whose sum is σ = 1191008160. Its totient is φ = 397002704.

The previous prime is 744380083. The next prime is 744380089. The reversal of 744380085 is 580083447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 744380085 - 2¹ = 744380083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744380083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24812655 + ... + 24812684.

It is an arithmetic number, because the mean of its divisors is an integer number (148876020).

Almost surely, 2^744380085 is an apocalyptic number.

It is an amenable number.

744380085 is a deficient number, since it is larger than the sum of its proper divisors (446628075).

744380085 is a wasteful number, since it uses less digits than its factorization.

744380085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49625347.

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 744380085 is about 27283.3298004477. The cubic root of 744380085 is about 906.2852570667.

The spelling of 744380085 in words is "seven hundred forty-four million, three hundred eighty thousand, eighty-five".