98784253 has 2 divisors, whose sum is σ = 98784254. Its totient is φ = 98784252.

The previous prime is 98784251. The next prime is 98784269. The reversal of 98784253 is 35248789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79887844 + 18896409 = 8938^2 + 4347^2 .

It is a cyclic number.

It is not a de Polignac number, because 98784253 - 2¹ = 98784251 is a prime.

Together with 98784251, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98784251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49392126 + 49392127.

It is an arithmetic number, because the mean of its divisors is an integer number (49392127).

Almost surely, 2^98784253 is an apocalyptic number.

It is an amenable number.

98784253 is a deficient number, since it is larger than the sum of its proper divisors (1).

98784253 is an equidigital number, since it uses as much as digits as its factorization.

98784253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The square root of 98784253 is about 9939.0267632198. The cubic root of 98784253 is about 462.2702094914.

The spelling of 98784253 in words is "ninety-eight million, seven hundred eighty-four thousand, two hundred fifty-three".