98494187 has 16 divisors (see below), whose sum is σ = 111628800. Its totient is φ = 86123040.

The previous prime is 98494183. The next prime is 98494189. The reversal of 98494187 is 78149489.

It is a cyclic number.

It is not a de Polignac number, because 98494187 - 2² = 98494183 is a prime.

It is a super-2 number, since 2×98494187² = 19402209745581938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98494181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28889 + ... + 32117.

It is an arithmetic number, because the mean of its divisors is an integer number (6976800).

Almost surely, 2^98494187 is an apocalyptic number.

98494187 is a deficient number, since it is larger than the sum of its proper divisors (13134613).

98494187 is a wasteful number, since it uses less digits than its factorization.

98494187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346.

The product of its digits is 580608, while the sum is 50.

The square root of 98494187 is about 9924.4237616095. The cubic root of 98494187 is about 461.8173021862.

The spelling of 98494187 in words is "ninety-eight million, four hundred ninety-four thousand, one hundred eighty-seven".