79350589 has 2 divisors, whose sum is σ = 79350590. Its totient is φ = 79350588.

The previous prime is 79350587. The next prime is 79350637. The reversal of 79350589 is 98505397.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77616100 + 1734489 = 8810^2 + 1317^2 .

It is a cyclic number.

It is not a de Polignac number, because 79350589 - 2¹ = 79350587 is a prime.

Together with 79350587, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79350587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39675294 + 39675295.

It is an arithmetic number, because the mean of its divisors is an integer number (39675295).

Almost surely, 2^79350589 is an apocalyptic number.

It is an amenable number.

79350589 is a deficient number, since it is larger than the sum of its proper divisors (1).

79350589 is an equidigital number, since it uses as much as digits as its factorization.

79350589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 46.

The square root of 79350589 is about 8907.8947568996. The cubic root of 79350589 is about 429.7178408521.

The spelling of 79350589 in words is "seventy-nine million, three hundred fifty thousand, five hundred eighty-nine".