789541 has 4 divisors (see below), whose sum is σ = 804492. Its totient is φ = 774592.

The previous prime is 789533. The next prime is 789557. The reversal of 789541 is 145987.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 664225 + 125316 = 815^2 + 354^2 .

It is a cyclic number.

It is not a de Polignac number, because 789541 - 2³ = 789533 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 789497 and 789506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (789511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7396 + ... + 7501.

It is an arithmetic number, because the mean of its divisors is an integer number (201123).

2⁷⁸⁹⁵⁴¹ is an apocalyptic number.

It is an amenable number.

789541 is a deficient number, since it is larger than the sum of its proper divisors (14951).

789541 is a wasteful number, since it uses less digits than its factorization.

789541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14950.

The product of its digits is 10080, while the sum is 34.

The square root of 789541 is about 888.5611965419. The cubic root of 789541 is about 92.4254475988.

The spelling of 789541 in words is "seven hundred eighty-nine thousand, five hundred forty-one".