98723965 has 8 divisors (see below), whose sum is σ = 119642328. Its totient is φ = 78196800.

The previous prime is 98723903. The next prime is 98723971. The reversal of 98723965 is 56932789.

It can be written as a sum of positive squares in 4 ways, for example, as 6160324 + 92563641 = 2482^2 + 9621^2 .

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

It is not a de Polignac number, because 98723965 - 2⁷ = 98723837 is a prime.

It is a Duffinian number.

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, 97242 + ... + 98251.

It is an arithmetic number, because the mean of its divisors is an integer number (14955291).

Almost surely, 2^98723965 is an apocalyptic number.

It is an amenable number.

98723965 is a deficient number, since it is larger than the sum of its proper divisors (20918363).

98723965 is a wasteful number, since it uses less digits than its factorization.

98723965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195599.

The product of its digits is 816480, while the sum is 49.

The square root of 98723965 is about 9935.9934078078. The cubic root of 98723965 is about 462.1761492303.

The spelling of 98723965 in words is "ninety-eight million, seven hundred twenty-three thousand, nine hundred sixty-five".