96400439 has 4 divisors (see below), whose sum is σ = 97483680. Its totient is φ = 95317200.

The previous prime is 96400427. The next prime is 96400501. The reversal of 96400439 is 93400469.

It is a happy number.

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-96400439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 96400399 and 96400408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96400939) 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, 541487 + ... + 541664.

It is an arithmetic number, because the mean of its divisors is an integer number (24370920).

Almost surely, 2^96400439 is an apocalyptic number.

96400439 is a deficient number, since it is larger than the sum of its proper divisors (1083241).

96400439 is a wasteful number, since it uses less digits than its factorization.

96400439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083240.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 96400439 is about 9818.3725229796. The cubic root of 96400439 is about 458.5214641747.

The spelling of 96400439 in words is "ninety-six million, four hundred thousand, four hundred thirty-nine".