98217427 has 32 divisors (see below), whose sum is σ = 128024064. Its totient is φ = 73132800.

The previous prime is 98217421. The next prime is 98217467. The reversal of 98217427 is 72471289.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98217427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98217427.

It is not an unprimeable number, because it can be changed into a prime (98217421) 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 31 ways as a sum of consecutive naturals, for example, 167028 + ... + 167614.

It is an arithmetic number, because the mean of its divisors is an integer number (4000752).

Almost surely, 2^98217427 is an apocalyptic number.

98217427 is a deficient number, since it is larger than the sum of its proper divisors (29806637).

98217427 is a wasteful number, since it uses less digits than its factorization.

98217427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699.

The product of its digits is 56448, while the sum is 40.

The square root of 98217427 is about 9910.4705740949. The cubic root of 98217427 is about 461.3843410755.

The spelling of 98217427 in words is "ninety-eight million, two hundred seventeen thousand, four hundred twenty-seven".