98272639 has 2 divisors, whose sum is σ = 98272640. Its totient is φ = 98272638.

The previous prime is 98272637. The next prime is 98272649. The reversal of 98272639 is 93627289.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98272639 - 2¹ = 98272637 is a prime.

Together with 98272637, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98272637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49136319 + 49136320.

It is an arithmetic number, because the mean of its divisors is an integer number (49136320).

Almost surely, 2^98272639 is an apocalyptic number.

98272639 is a deficient number, since it is larger than the sum of its proper divisors (1).

98272639 is an equidigital number, since it uses as much as digits as its factorization.

98272639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 46.

The square root of 98272639 is about 9913.2557215074. The cubic root of 98272639 is about 461.4707791656.

The spelling of 98272639 in words is "ninety-eight million, two hundred seventy-two thousand, six hundred thirty-nine".