95809891 has 4 divisors (see below), whose sum is σ = 98038072. Its totient is φ = 93581712.

The previous prime is 95809877. The next prime is 95809919. The reversal of 95809891 is 19890859.

It is a happy number.

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 95809891 - 2⁵ = 95809859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (95809811) 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, 1114026 + ... + 1114111.

It is an arithmetic number, because the mean of its divisors is an integer number (24509518).

Almost surely, 2^95809891 is an apocalyptic number.

95809891 is a deficient number, since it is larger than the sum of its proper divisors (2228181).

95809891 is a wasteful number, since it uses less digits than its factorization.

95809891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2228180.

The product of its (nonzero) digits is 233280, while the sum is 49.

The square root of 95809891 is about 9788.2527041347. The cubic root of 95809891 is about 457.5832466191.

The spelling of 95809891 in words is "ninety-five million, eight hundred nine thousand, eight hundred ninety-one".