98921737 has 2 divisors, whose sum is σ = 98921738. Its totient is φ = 98921736.

The previous prime is 98921731. The next prime is 98921743. The reversal of 98921737 is 73712989.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (98921731) and next prime (98921743).

It can be written as a sum of positive squares in only one way, i.e., 57820816 + 41100921 = 7604^2 + 6411^2 .

It is a cyclic number.

It is not a de Polignac number, because 98921737 - 2³ = 98921729 is a prime.

It is not a weakly prime, because it can be changed into another prime (98921731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49460868 + 49460869.

It is an arithmetic number, because the mean of its divisors is an integer number (49460869).

Almost surely, 2^98921737 is an apocalyptic number.

It is an amenable number.

98921737 is a deficient number, since it is larger than the sum of its proper divisors (1).

98921737 is an equidigital number, since it uses as much as digits as its factorization.

98921737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 46.

The square root of 98921737 is about 9945.9407297651. The cubic root of 98921737 is about 462.4845665169.

The spelling of 98921737 in words is "ninety-eight million, nine hundred twenty-one thousand, seven hundred thirty-seven".