95978409 has 4 divisors (see below), whose sum is σ = 127971216. Its totient is φ = 63985604.

The previous prime is 95978383. The next prime is 95978419. The reversal of 95978409 is 90487959.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90487959 = 3 ⋅30162653.

It is a cyclic number.

It is not a de Polignac number, because 95978409 - 2⁸ = 95978153 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (95978419) 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, 15996399 + ... + 15996404.

It is an arithmetic number, because the mean of its divisors is an integer number (31992804).

Almost surely, 2^95978409 is an apocalyptic number.

It is an amenable number.

95978409 is a deficient number, since it is larger than the sum of its proper divisors (31992807).

95978409 is a wasteful number, since it uses less digits than its factorization.

95978409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31992806.

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 95978409 is about 9796.8570980698. The cubic root of 95978409 is about 457.8513673292.

The spelling of 95978409 in words is "ninety-five million, nine hundred seventy-eight thousand, four hundred nine".