89736079 has 4 divisors (see below), whose sum is σ = 89769384. Its totient is φ = 89702776.

The previous prime is 89736077. The next prime is 89736091. The reversal of 89736079 is 97063798.

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

It is a cyclic number.

It is not a de Polignac number, because 89736079 - 2¹ = 89736077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89736071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12217 + ... + 18130.

It is an arithmetic number, because the mean of its divisors is an integer number (22442346).

Almost surely, 2^89736079 is an apocalyptic number.

89736079 is a deficient number, since it is larger than the sum of its proper divisors (33305).

89736079 is a wasteful number, since it uses less digits than its factorization.

89736079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33304.

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 89736079 is about 9472.9129099765. The cubic root of 89736079 is about 447.7019950939.

The spelling of 89736079 in words is "eighty-nine million, seven hundred thirty-six thousand, seventy-nine".