89988377 has 2 divisors, whose sum is σ = 89988378. Its totient is φ = 89988376.

The previous prime is 89988323. The next prime is 89988383. The reversal of 89988377 is 77388998.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86787856 + 3200521 = 9316^2 + 1789^2 .

It is a cyclic number.

It is not a de Polignac number, because 89988377 - 2¹⁰ = 89987353 is a prime.

It is not a weakly prime, because it can be changed into another prime (89988307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44994188 + 44994189.

It is an arithmetic number, because the mean of its divisors is an integer number (44994189).

Almost surely, 2^89988377 is an apocalyptic number.

It is an amenable number.

89988377 is a deficient number, since it is larger than the sum of its proper divisors (1).

89988377 is an equidigital number, since it uses as much as digits as its factorization.

89988377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 59.

The square root of 89988377 is about 9486.2203748384. The cubic root of 89988377 is about 448.1211822076.

The spelling of 89988377 in words is "eighty-nine million, nine hundred eighty-eight thousand, three hundred seventy-seven".