98497907 has 4 divisors (see below), whose sum is σ = 100788600. Its totient is φ = 96207216.

The previous prime is 98497901. The next prime is 98497909. The reversal of 98497907 is 70979489.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98497907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98497901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1145282 + ... + 1145367.

It is an arithmetic number, because the mean of its divisors is an integer number (25197150).

Almost surely, 2^98497907 is an apocalyptic number.

98497907 is a deficient number, since it is larger than the sum of its proper divisors (2290693).

98497907 is a wasteful number, since it uses less digits than its factorization.

98497907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290692.

The product of its (nonzero) digits is 1143072, while the sum is 53.

The square root of 98497907 is about 9924.6111762628. The cubic root of 98497907 is about 461.8231161968.

The spelling of 98497907 in words is "ninety-eight million, four hundred ninety-seven thousand, nine hundred seven".