98807497 has 2 divisors, whose sum is σ = 98807498. Its totient is φ = 98807496.

The previous prime is 98807491. The next prime is 98807521. The reversal of 98807497 is 79470889.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75968656 + 22838841 = 8716^2 + 4779^2 .

It is a cyclic number.

It is not a de Polignac number, because 98807497 - 2⁷ = 98807369 is a prime.

It is not a weakly prime, because it can be changed into another prime (98807491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49403748 + 49403749.

It is an arithmetic number, because the mean of its divisors is an integer number (49403749).

Almost surely, 2^98807497 is an apocalyptic number.

It is an amenable number.

98807497 is a deficient number, since it is larger than the sum of its proper divisors (1).

98807497 is an equidigital number, since it uses as much as digits as its factorization.

98807497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 98807497 is about 9940.1960242241. The cubic root of 98807497 is about 462.3064641432.

The spelling of 98807497 in words is "ninety-eight million, eight hundred seven thousand, four hundred ninety-seven".