98291957 has 2 divisors, whose sum is σ = 98291958. Its totient is φ = 98291956.

The previous prime is 98291929. The next prime is 98291969. The reversal of 98291957 is 75919289.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63138916 + 35153041 = 7946^2 + 5929^2 .

It is a cyclic number.

It is not a de Polignac number, because 98291957 - 2¹⁶ = 98226421 is a prime.

It is a super-2 number, since 2×98291957² = 19322617621779698, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98291927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49145978 + 49145979.

It is an arithmetic number, because the mean of its divisors is an integer number (49145979).

Almost surely, 2^98291957 is an apocalyptic number.

It is an amenable number.

98291957 is a deficient number, since it is larger than the sum of its proper divisors (1).

98291957 is an equidigital number, since it uses as much as digits as its factorization.

98291957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 50.

The square root of 98291957 is about 9914.2300255744. The cubic root of 98291957 is about 461.5010151450.

The spelling of 98291957 in words is "ninety-eight million, two hundred ninety-one thousand, nine hundred fifty-seven".