98847139 has 4 divisors (see below), whose sum is σ = 104049640. Its totient is φ = 93644640.

The previous prime is 98847137. The next prime is 98847181. The reversal of 98847139 is 93174889.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98847139 - 2¹ = 98847137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98847092 and 98847101.

It is not an unprimeable number, because it can be changed into a prime (98847137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2601222 + ... + 2601259.

It is an arithmetic number, because the mean of its divisors is an integer number (26012410).

Almost surely, 2^98847139 is an apocalyptic number.

98847139 is a deficient number, since it is larger than the sum of its proper divisors (5202501).

98847139 is a wasteful number, since it uses less digits than its factorization.

98847139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202500.

The product of its digits is 435456, while the sum is 49.

The square root of 98847139 is about 9942.1898493239. The cubic root of 98847139 is about 462.3682823352.

The spelling of 98847139 in words is "ninety-eight million, eight hundred forty-seven thousand, one hundred thirty-nine".