96689881 has 2 divisors, whose sum is σ = 96689882. Its totient is φ = 96689880.

The previous prime is 96689869. The next prime is 96689903. The reversal of 96689881 is 18898669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79049881 + 17640000 = 8891^2 + 4200^2 .

It is an emirp because it is prime and its reverse (18898669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 96689881 - 2¹⁷ = 96558809 is a prime.

It is a super-2 number, since 2×96689881² = 18697866175588322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (96689381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48344940 + 48344941.

It is an arithmetic number, because the mean of its divisors is an integer number (48344941).

Almost surely, 2^96689881 is an apocalyptic number.

It is an amenable number.

96689881 is a deficient number, since it is larger than the sum of its proper divisors (1).

96689881 is an equidigital number, since it uses as much as digits as its factorization.

96689881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 55.

The square root of 96689881 is about 9833.1012910475. The cubic root of 96689881 is about 458.9799087153.

The spelling of 96689881 in words is "ninety-six million, six hundred eighty-nine thousand, eight hundred eighty-one".