96861889 has 2 divisors, whose sum is σ = 96861890. Its totient is φ = 96861888.

The previous prime is 96861881. The next prime is 96861917. The reversal of 96861889 is 98816869.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92929600 + 3932289 = 9640^2 + 1983^2 .

It is a cyclic number.

It is not a de Polignac number, because 96861889 - 2³ = 96861881 is a prime.

It is not a weakly prime, because it can be changed into another prime (96861881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48430944 + 48430945.

It is an arithmetic number, because the mean of its divisors is an integer number (48430945).

Almost surely, 2^96861889 is an apocalyptic number.

It is an amenable number.

96861889 is a deficient number, since it is larger than the sum of its proper divisors (1).

96861889 is an equidigital number, since it uses as much as digits as its factorization.

96861889 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 96861889 is about 9841.8437805119. The cubic root of 96861889 is about 459.2519173480.

The spelling of 96861889 in words is "ninety-six million, eight hundred sixty-one thousand, eight hundred eighty-nine".