89935379 has 4 divisors (see below), whose sum is σ = 94668840. Its totient is φ = 85201920.

The previous prime is 89935369. The next prime is 89935387. The reversal of 89935379 is 97353998.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89935379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89935379.

It is not an unprimeable number, because it can be changed into a prime (89935369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2366702 + ... + 2366739.

It is an arithmetic number, because the mean of its divisors is an integer number (23667210).

Almost surely, 2^89935379 is an apocalyptic number.

89935379 is a deficient number, since it is larger than the sum of its proper divisors (4733461).

89935379 is a wasteful number, since it uses less digits than its factorization.

89935379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733460.

The product of its digits is 1837080, while the sum is 53.

The square root of 89935379 is about 9483.4265431857. The cubic root of 89935379 is about 448.0331923616.

The spelling of 89935379 in words is "eighty-nine million, nine hundred thirty-five thousand, three hundred seventy-nine".