98538879 has 8 divisors (see below), whose sum is σ = 132191872. Its totient is φ = 65289240.

The previous prime is 98538871. The next prime is 98538893. The reversal of 98538879 is 97883589.

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

It is not a de Polignac number, because 98538879 - 2³ = 98538871 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 (98538871) 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, 100267 + ... + 101244.

It is an arithmetic number, because the mean of its divisors is an integer number (16523984).

Almost surely, 2^98538879 is an apocalyptic number.

98538879 is a deficient number, since it is larger than the sum of its proper divisors (33652993).

98538879 is a wasteful number, since it uses less digits than its factorization.

98538879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201677.

The product of its digits is 4354560, while the sum is 57.

The square root of 98538879 is about 9926.6751231215. The cubic root of 98538879 is about 461.8871419014.

The spelling of 98538879 in words is "ninety-eight million, five hundred thirty-eight thousand, eight hundred seventy-nine".