98610623 has 4 divisors (see below), whose sum is σ = 98726280. Its totient is φ = 98494968.

The previous prime is 98610619. The next prime is 98610641. The reversal of 98610623 is 32601689.

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 98610623 - 2² = 98610619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98610613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56540 + ... + 58257.

It is an arithmetic number, because the mean of its divisors is an integer number (24681570).

Almost surely, 2^98610623 is an apocalyptic number.

98610623 is a deficient number, since it is larger than the sum of its proper divisors (115657).

98610623 is a wasteful number, since it uses less digits than its factorization.

98610623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115656.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 98610623 is about 9930.2881629890. The cubic root of 98610623 is about 461.9992113453. Note that the first 3 decimals are identical.

The spelling of 98610623 in words is "ninety-eight million, six hundred ten thousand, six hundred twenty-three".