89895539 has 4 divisors (see below), whose sum is σ = 90024480. Its totient is φ = 89766600.

The previous prime is 89895521. The next prime is 89895551. The reversal of 89895539 is 93559898.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93559898 = 2 ⋅46779949.

It is a cyclic number.

It is not a de Polignac number, because 89895539 - 2²⁰ = 88846963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89895139) 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, 63419 + ... + 64820.

It is an arithmetic number, because the mean of its divisors is an integer number (22506120).

Almost surely, 2^89895539 is an apocalyptic number.

89895539 is a deficient number, since it is larger than the sum of its proper divisors (128941).

89895539 is a wasteful number, since it uses less digits than its factorization.

89895539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128940.

The product of its digits is 3499200, while the sum is 56.

The square root of 89895539 is about 9481.3258039158. The cubic root of 89895539 is about 447.9670253020.

The spelling of 89895539 in words is "eighty-nine million, eight hundred ninety-five thousand, five hundred thirty-nine".