98128834 has 8 divisors (see below), whose sum is σ = 147437568. Its totient is φ = 48982980.

The previous prime is 98128831. The next prime is 98128841. The reversal of 98128834 is 43882189.

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

It is not an unprimeable number, because it can be changed into a prime (98128831) 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, 39202 + ... + 41629.

It is an arithmetic number, because the mean of its divisors is an integer number (18429696).

Almost surely, 2^98128834 is an apocalyptic number.

98128834 is a deficient number, since it is larger than the sum of its proper divisors (49308734).

98128834 is a wasteful number, since it uses less digits than its factorization.

98128834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81440.

The product of its digits is 110592, while the sum is 43.

The square root of 98128834 is about 9905.9998990511. Note that the first 3 decimals coincide. The cubic root of 98128834 is about 461.2455750733.

The spelling of 98128834 in words is "ninety-eight million, one hundred twenty-eight thousand, eight hundred thirty-four".