98717649 has 4 divisors (see below), whose sum is σ = 131623536. Its totient is φ = 65811764.

The previous prime is 98717639. The next prime is 98717687. The reversal of 98717649 is 94671789.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98717649 - 2⁵ = 98717617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98717639) 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, 16452939 + ... + 16452944.

It is an arithmetic number, because the mean of its divisors is an integer number (32905884).

Almost surely, 2^98717649 is an apocalyptic number.

It is an amenable number.

98717649 is a deficient number, since it is larger than the sum of its proper divisors (32905887).

98717649 is a wasteful number, since it uses less digits than its factorization.

98717649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32905886.

The product of its digits is 762048, while the sum is 51.

The square root of 98717649 is about 9935.6755683748. The cubic root of 98717649 is about 462.1662929041.

The spelling of 98717649 in words is "ninety-eight million, seven hundred seventeen thousand, six hundred forty-nine".