98940761 has 2 divisors, whose sum is σ = 98940762. Its totient is φ = 98940760.

The previous prime is 98940739. The next prime is 98940797. The reversal of 98940761 is 16704989.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98406400 + 534361 = 9920^2 + 731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98940761 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (98940661) 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, 49470380 + 49470381.

It is an arithmetic number, because the mean of its divisors is an integer number (49470381).

Almost surely, 2^98940761 is an apocalyptic number.

It is an amenable number.

98940761 is a deficient number, since it is larger than the sum of its proper divisors (1).

98940761 is an equidigital number, since it uses as much as digits as its factorization.

98940761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 98940761 is about 9946.8970538555. The cubic root of 98940761 is about 462.5142119811.

The spelling of 98940761 in words is "ninety-eight million, nine hundred forty thousand, seven hundred sixty-one".