98436138 has 8 divisors (see below), whose sum is σ = 196872288. Its totient is φ = 32812044.

The previous prime is 98436109. The next prime is 98436157. The reversal of 98436138 is 83163489.

It is a happy number.

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

98436138 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 98436138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8203006 + ... + 8203017.

It is an arithmetic number, because the mean of its divisors is an integer number (24609036).

Almost surely, 2^98436138 is an apocalyptic number.

98436138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98436138 is a wasteful number, since it uses less digits than its factorization.

98436138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16406028.

The product of its digits is 124416, while the sum is 42.

The square root of 98436138 is about 9921.4987779065. The cubic root of 98436138 is about 461.7265580801.

The spelling of 98436138 in words is "ninety-eight million, four hundred thirty-six thousand, one hundred thirty-eight".