98518138 has 8 divisors (see below), whose sum is σ = 148756320. Its totient is φ = 48932700.

The previous prime is 98518067. The next prime is 98518139. The reversal of 98518138 is 83181589.

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

It is a junction number, because it is equal to n+sod(n) for n = 98518094 and 98518103.

It is not an unprimeable number, because it can be changed into a prime (98518139) 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, 162808 + ... + 163411.

It is an arithmetic number, because the mean of its divisors is an integer number (18594540).

Almost surely, 2^98518138 is an apocalyptic number.

98518138 is a deficient number, since it is larger than the sum of its proper divisors (50238182).

98518138 is a wasteful number, since it uses less digits than its factorization.

98518138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326372.

The product of its digits is 69120, while the sum is 43.

The square root of 98518138 is about 9925.6303578161. The cubic root of 98518138 is about 461.8547327869.

The spelling of 98518138 in words is "ninety-eight million, five hundred eighteen thousand, one hundred thirty-eight".