98988479 has 2 divisors, whose sum is σ = 98988480. Its totient is φ = 98988478.

The previous prime is 98988401. The next prime is 98988493. The reversal of 98988479 is 97488989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98988479 - 2¹² = 98984383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98988179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49494239 + 49494240.

It is an arithmetic number, because the mean of its divisors is an integer number (49494240).

Almost surely, 2^98988479 is an apocalyptic number.

98988479 is a deficient number, since it is larger than the sum of its proper divisors (1).

98988479 is an equidigital number, since it uses as much as digits as its factorization.

98988479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10450944, while the sum is 62.

The square root of 98988479 is about 9949.2954021880. The cubic root of 98988479 is about 462.5885551396.

The spelling of 98988479 in words is "ninety-eight million, nine hundred eighty-eight thousand, four hundred seventy-nine".