98656331 has 4 divisors (see below), whose sum is σ = 98885664. Its totient is φ = 98427000.

The previous prime is 98656309. The next prime is 98656333. The reversal of 98656331 is 13365689.

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-98656331 is a prime.

It is a super-2 number, since 2×98656331² = 19466143292763122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98656333) 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, 114020 + ... + 114881.

It is an arithmetic number, because the mean of its divisors is an integer number (24721416).

Almost surely, 2^98656331 is an apocalyptic number.

98656331 is a deficient number, since it is larger than the sum of its proper divisors (229333).

98656331 is a wasteful number, since it uses less digits than its factorization.

98656331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229332.

The product of its digits is 116640, while the sum is 41.

The square root of 98656331 is about 9932.5893401469. The cubic root of 98656331 is about 462.0705822836.

The spelling of 98656331 in words is "ninety-eight million, six hundred fifty-six thousand, three hundred thirty-one".