98843645 has 8 divisors (see below), whose sum is σ = 118679256. Its totient is φ = 79030336.

The previous prime is 98843623. The next prime is 98843653. The reversal of 98843645 is 54634889.

It can be written as a sum of positive squares in 4 ways, for example, as 26491609 + 72352036 = 5147^2 + 8506^2 .

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 98843645 - 2¹² = 98839549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 98843645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6599 + ... + 15531.

It is an arithmetic number, because the mean of its divisors is an integer number (14834907).

Almost surely, 2^98843645 is an apocalyptic number.

It is an amenable number.

98843645 is a deficient number, since it is larger than the sum of its proper divisors (19835611).

98843645 is a wasteful number, since it uses less digits than its factorization.

98843645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11151.

The product of its digits is 829440, while the sum is 47.

The square root of 98843645 is about 9942.0141319554. The cubic root of 98843645 is about 462.3628344156.

The spelling of 98843645 in words is "ninety-eight million, eight hundred forty-three thousand, six hundred forty-five".