96439939 has 4 divisors (see below), whose sum is σ = 97798320. Its totient is φ = 95081560.

The previous prime is 96439921. The next prime is 96439999. The reversal of 96439939 is 93993469.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93993469 = 5903 ⋅15923.

It is a cyclic number.

It is not a de Polignac number, because 96439939 - 2⁵ = 96439907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96439909) 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, 679084 + ... + 679225.

It is an arithmetic number, because the mean of its divisors is an integer number (24449580).

Almost surely, 2^96439939 is an apocalyptic number.

96439939 is a deficient number, since it is larger than the sum of its proper divisors (1358381).

96439939 is a wasteful number, since it uses less digits than its factorization.

96439939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358380.

The product of its digits is 1417176, while the sum is 52.

The square root of 96439939 is about 9820.3838519683. The cubic root of 96439939 is about 458.5840818863.

The spelling of 96439939 in words is "ninety-six million, four hundred thirty-nine thousand, nine hundred thirty-nine".