98605839 has 8 divisors (see below), whose sum is σ = 138394240. Its totient is φ = 62277336.

The previous prime is 98605813. The next prime is 98605841. The reversal of 98605839 is 93850689.

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

It is not a de Polignac number, because 98605839 - 2¹² = 98601743 is a prime.

It is a super-2 number, since 2×98605839² = 19446222969787842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98605889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864907 + ... + 865020.

It is an arithmetic number, because the mean of its divisors is an integer number (17299280).

Almost surely, 2^98605839 is an apocalyptic number.

98605839 is a deficient number, since it is larger than the sum of its proper divisors (39788401).

98605839 is a wasteful number, since it uses less digits than its factorization.

98605839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729949.

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 98605839 is about 9930.0472808542. The cubic root of 98605839 is about 461.9917400746.

The spelling of 98605839 in words is "ninety-eight million, six hundred five thousand, eight hundred thirty-nine".