738455789 has 8 divisors (see below), whose sum is σ = 742179840. Its totient is φ = 734741856.

The previous prime is 738455761. The next prime is 738455801. The reversal of 738455789 is 987554837.

738455789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 738455789 - 2⁸ = 738455533 is a prime.

It is a super-2 number, since 2×738455789² = 1090633904615225042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738455189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172922 + ... + 177140.

It is an arithmetic number, because the mean of its divisors is an integer number (92772480).

Almost surely, 2^738455789 is an apocalyptic number.

It is an amenable number.

738455789 is a deficient number, since it is larger than the sum of its proper divisors (3724051).

738455789 is a wasteful number, since it uses less digits than its factorization.

738455789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5059.

The product of its digits is 8467200, while the sum is 56.

The square root of 738455789 is about 27174.5430320364. The cubic root of 738455789 is about 903.8745669578.

The spelling of 738455789 in words is "seven hundred thirty-eight million, four hundred fifty-five thousand, seven hundred eighty-nine".