98564131 has 8 divisors (see below), whose sum is σ = 103134240. Its totient is φ = 94017792.

The previous prime is 98564111. The next prime is 98564171. The reversal of 98564131 is 13146589.

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

It is a cyclic number.

It is not a de Polignac number, because 98564131 - 2⁷ = 98564003 is a prime.

It is a super-2 number, since 2×98564131² = 19429775839570322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98564101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2835 + ... + 14323.

It is an arithmetic number, because the mean of its divisors is an integer number (12891780).

Almost surely, 2^98564131 is an apocalyptic number.

98564131 is a deficient number, since it is larger than the sum of its proper divisors (4570109).

98564131 is a wasteful number, since it uses less digits than its factorization.

98564131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11885.

The product of its digits is 25920, while the sum is 37.

The square root of 98564131 is about 9927.9469680292. The cubic root of 98564131 is about 461.9265935982.

The spelling of 98564131 in words is "ninety-eight million, five hundred sixty-four thousand, one hundred thirty-one".