98650957 has 2 divisors, whose sum is σ = 98650958. Its totient is φ = 98650956.

The previous prime is 98650943. The next prime is 98650997. The reversal of 98650957 is 75905689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80622441 + 18028516 = 8979^2 + 4246^2 .

It is an emirp because it is prime and its reverse (75905689) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98650957 is a prime.

It is a super-2 number, since 2×98650957² = 19464022634031698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 98650957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98650997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49325478 + 49325479.

It is an arithmetic number, because the mean of its divisors is an integer number (49325479).

Almost surely, 2^98650957 is an apocalyptic number.

It is an amenable number.

98650957 is a deficient number, since it is larger than the sum of its proper divisors (1).

98650957 is an equidigital number, since it uses as much as digits as its factorization.

98650957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 49.

The square root of 98650957 is about 9932.3188128453. The cubic root of 98650957 is about 462.0621921736.

The spelling of 98650957 in words is "ninety-eight million, six hundred fifty thousand, nine hundred fifty-seven".