98887601 has 2 divisors, whose sum is σ = 98887602. Its totient is φ = 98887600.

The previous prime is 98887597. The next prime is 98887637. The reversal of 98887601 is 10678889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56325025 + 42562576 = 7505^2 + 6524^2 .

It is a cyclic number.

It is not a de Polignac number, because 98887601 - 2² = 98887597 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (98887681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49443800 + 49443801.

It is an arithmetic number, because the mean of its divisors is an integer number (49443801).

Almost surely, 2^98887601 is an apocalyptic number.

It is an amenable number.

98887601 is a deficient number, since it is larger than the sum of its proper divisors (1).

98887601 is an equidigital number, since it uses as much as digits as its factorization.

98887601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 47.

The square root of 98887601 is about 9944.2245047062. The cubic root of 98887601 is about 462.4313622028.

The spelling of 98887601 in words is "ninety-eight million, eight hundred eighty-seven thousand, six hundred one".