98396993 has 2 divisors, whose sum is σ = 98396994. Its totient is φ = 98396992.

The previous prime is 98396981. The next prime is 98396999. The reversal of 98396993 is 39969389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97160449 + 1236544 = 9857^2 + 1112^2 .

It is a cyclic number.

It is not a de Polignac number, because 98396993 - 2⁶ = 98396929 is a prime.

It is not a weakly prime, because it can be changed into another prime (98396999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49198496 + 49198497.

It is an arithmetic number, because the mean of its divisors is an integer number (49198497).

Almost surely, 2^98396993 is an apocalyptic number.

It is an amenable number.

98396993 is a deficient number, since it is larger than the sum of its proper divisors (1).

98396993 is an equidigital number, since it uses as much as digits as its factorization.

98396993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2834352, while the sum is 56.

The square root of 98396993 is about 9919.5258455231. The cubic root of 98396993 is about 461.6653451866.

The spelling of 98396993 in words is "ninety-eight million, three hundred ninety-six thousand, nine hundred ninety-three".