98717651 has 4 divisors (see below), whose sum is σ = 98750400. Its totient is φ = 98684904.

The previous prime is 98717639. The next prime is 98717687. The reversal of 98717651 is 15671789.

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 98717651 - 2¹⁰ = 98716627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98717611) 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, 11336 + ... + 18053.

It is an arithmetic number, because the mean of its divisors is an integer number (24687600).

Almost surely, 2^98717651 is an apocalyptic number.

98717651 is a deficient number, since it is larger than the sum of its proper divisors (32749).

98717651 is a wasteful number, since it uses less digits than its factorization.

98717651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32748.

The product of its digits is 105840, while the sum is 44.

The square root of 98717651 is about 9935.6756690222. The cubic root of 98717651 is about 462.1662960253.

The spelling of 98717651 in words is "ninety-eight million, seven hundred seventeen thousand, six hundred fifty-one".