96787591 has 4 divisors (see below), whose sum is σ = 97192800. Its totient is φ = 96382384.

The previous prime is 96787571. The next prime is 96787601. The reversal of 96787591 is 19578769.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19578769 = 7 ⋅2796967.

It is a cyclic number.

It is not a de Polignac number, because 96787591 - 2¹³ = 96779399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96787571) 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, 202246 + ... + 202723.

It is an arithmetic number, because the mean of its divisors is an integer number (24298200).

Almost surely, 2^96787591 is an apocalyptic number.

96787591 is a deficient number, since it is larger than the sum of its proper divisors (405209).

96787591 is a wasteful number, since it uses less digits than its factorization.

96787591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405208.

The product of its digits is 952560, while the sum is 52.

The square root of 96787591 is about 9838.0684587982. The cubic root of 96787591 is about 459.1344641118.

The spelling of 96787591 in words is "ninety-six million, seven hundred eighty-seven thousand, five hundred ninety-one".