98623859 has 4 divisors (see below), whose sum is σ = 98686104. Its totient is φ = 98561616.

The previous prime is 98623853. The next prime is 98623879. The reversal of 98623859 is 95832689.

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 98623859 - 2⁴ = 98623843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98623853) 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, 28682 + ... + 31935.

It is an arithmetic number, because the mean of its divisors is an integer number (24671526).

Almost surely, 2^98623859 is an apocalyptic number.

98623859 is a deficient number, since it is larger than the sum of its proper divisors (62245).

98623859 is a wasteful number, since it uses less digits than its factorization.

98623859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62244.

The product of its digits is 933120, while the sum is 50.

The square root of 98623859 is about 9930.9545865440. The cubic root of 98623859 is about 462.0198810182.

The spelling of 98623859 in words is "ninety-eight million, six hundred twenty-three thousand, eight hundred fifty-nine".