98398567 has 4 divisors (see below), whose sum is σ = 104186736. Its totient is φ = 92610400.

The previous prime is 98398513. The next prime is 98398579. The reversal of 98398567 is 76589389.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76589389 = 1901 ⋅40289.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98398567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98398507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2894059 + ... + 2894092.

It is an arithmetic number, because the mean of its divisors is an integer number (26046684).

Almost surely, 2^98398567 is an apocalyptic number.

98398567 is a deficient number, since it is larger than the sum of its proper divisors (5788169).

98398567 is a wasteful number, since it uses less digits than its factorization.

98398567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5788168.

The product of its digits is 3265920, while the sum is 55.

The square root of 98398567 is about 9919.6051836754. The cubic root of 98398567 is about 461.6678068383.

The spelling of 98398567 in words is "ninety-eight million, three hundred ninety-eight thousand, five hundred sixty-seven".