96909691 has 4 divisors (see below), whose sum is σ = 99273384. Its totient is φ = 94546000.

The previous prime is 96909679. The next prime is 96909727. The reversal of 96909691 is 19690969.

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: 19690969 = 127 ⋅155047.

It is not a de Polignac number, because 96909691 - 2⁷ = 96909563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96909641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181785 + ... + 1181866.

It is an arithmetic number, because the mean of its divisors is an integer number (24818346).

Almost surely, 2^96909691 is an apocalyptic number.

96909691 is a deficient number, since it is larger than the sum of its proper divisors (2363693).

96909691 is a wasteful number, since it uses less digits than its factorization.

96909691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363692.

The product of its (nonzero) digits is 236196, while the sum is 49.

The square root of 96909691 is about 9844.2719893347. The cubic root of 96909691 is about 459.3274529035.

The spelling of 96909691 in words is "ninety-six million, nine hundred nine thousand, six hundred ninety-one".