98877439 has 4 divisors (see below), whose sum is σ = 98897656. Its totient is φ = 98857224.

The previous prime is 98877397. The next prime is 98877469. The reversal of 98877439 is 93477889.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93477889 = 59 ⋅1584371.

It is a cyclic number.

It is not a de Polignac number, because 98877439 - 2⁹ = 98876927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98877439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98877469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2332 + ... + 14254.

It is an arithmetic number, because the mean of its divisors is an integer number (24724414).

Almost surely, 2^98877439 is an apocalyptic number.

98877439 is a deficient number, since it is larger than the sum of its proper divisors (20217).

98877439 is a wasteful number, since it uses less digits than its factorization.

98877439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20216.

The product of its digits is 3048192, while the sum is 55.

The square root of 98877439 is about 9943.7135417308. The cubic root of 98877439 is about 462.4155213612.

The spelling of 98877439 in words is "ninety-eight million, eight hundred seventy-seven thousand, four hundred thirty-nine".