98609879 has 8 divisors (see below), whose sum is σ = 103366032. Its totient is φ = 93965760.

The previous prime is 98609869. The next prime is 98609881. The reversal of 98609879 is 97890689.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 98609879 - 2¹² = 98605783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98609869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26204 + ... + 29729.

It is an arithmetic number, because the mean of its divisors is an integer number (12920754).

Almost surely, 2^98609879 is an apocalyptic number.

98609879 is a deficient number, since it is larger than the sum of its proper divisors (4756153).

98609879 is a wasteful number, since it uses less digits than its factorization.

98609879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56017.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The square root of 98609879 is about 9930.2507017698. The cubic root of 98609879 is about 461.9980494411.

The spelling of 98609879 in words is "ninety-eight million, six hundred nine thousand, eight hundred seventy-nine".