738889 has 2 divisors, whose sum is σ = 738890. Its totient is φ = 738888.

The previous prime is 738877. The next prime is 738917. The reversal of 738889 is 988837.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 585225 + 153664 = 765^2 + 392^2 .

It is an emirp because it is prime and its reverse (988837) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-738889 is a prime.

It is not a weakly prime, because it can be changed into another prime (738839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369444 + 369445.

It is an arithmetic number, because the mean of its divisors is an integer number (369445).

2⁷³⁸⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

738889 is a deficient number, since it is larger than the sum of its proper divisors (1).

738889 is an equidigital number, since it uses as much as digits as its factorization.

738889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 43.

The square root of 738889 is about 859.5865285124. The cubic root of 738889 is about 90.4051283409.

The spelling of 738889 in words is "seven hundred thirty-eight thousand, eight hundred eighty-nine".