98365439 has 4 divisors (see below), whose sum is σ = 98396760. Its totient is φ = 98334120.

The previous prime is 98365433. The next prime is 98365441. The reversal of 98365439 is 93456389.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93456389 = 13 ⋅7188953.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98365439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98365393 and 98365402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98365433) 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, 10349 + ... + 17430.

It is an arithmetic number, because the mean of its divisors is an integer number (24599190).

Almost surely, 2^98365439 is an apocalyptic number.

98365439 is a deficient number, since it is larger than the sum of its proper divisors (31321).

98365439 is a wasteful number, since it uses less digits than its factorization.

98365439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31320.

The product of its digits is 699840, while the sum is 47.

The square root of 98365439 is about 9917.9352185825. The cubic root of 98365439 is about 461.6159908811.

The spelling of 98365439 in words is "ninety-eight million, three hundred sixty-five thousand, four hundred thirty-nine".