98645723 has 16 divisors (see below), whose sum is σ = 110430432. Its totient is φ = 87360000.

The previous prime is 98645719. The next prime is 98645759. The reversal of 98645723 is 32754689.

It is a cyclic number.

It is not a de Polignac number, because 98645723 - 2² = 98645719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98645783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75173 + ... + 76473.

It is an arithmetic number, because the mean of its divisors is an integer number (6901902).

Almost surely, 2^98645723 is an apocalyptic number.

98645723 is a deficient number, since it is larger than the sum of its proper divisors (11784709).

98645723 is a wasteful number, since it uses less digits than its factorization.

98645723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486.

The product of its digits is 362880, while the sum is 44.

The square root of 98645723 is about 9932.0553260642. The cubic root of 98645723 is about 462.0540203445.

The spelling of 98645723 in words is "ninety-eight million, six hundred forty-five thousand, seven hundred twenty-three".