96663391 has 6 divisors (see below), whose sum is σ = 106249976. Its totient is φ = 87875700.

The previous prime is 96663367. The next prime is 96663397. The reversal of 96663391 is 19336669.

It is not a de Polignac number, because 96663391 - 2¹⁵ = 96630623 is a prime.

It is a super-2 number, since 2×96663391² = 18687622319237762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96663397) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 399315 + ... + 399556.

Almost surely, 2^96663391 is an apocalyptic number.

96663391 is a deficient number, since it is larger than the sum of its proper divisors (9586585).

96663391 is a wasteful number, since it uses less digits than its factorization.

96663391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798893 (or 798882 counting only the distinct ones).

The product of its digits is 157464, while the sum is 43.

The square root of 96663391 is about 9831.7542178393. The cubic root of 96663391 is about 458.9379895122.

The spelling of 96663391 in words is "ninety-six million, six hundred sixty-three thousand, three hundred ninety-one".