97898063 has 4 divisors (see below), whose sum is σ = 98329560. Its totient is φ = 97466568.

The previous prime is 97898033. The next prime is 97898071. The reversal of 97898063 is 36089879.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36089879 = 7 ⋅5155697.

It is a cyclic number.

It is not a de Polignac number, because 97898063 - 2⁶ = 97897999 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 (97898033) 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, 215408 + ... + 215861.

It is an arithmetic number, because the mean of its divisors is an integer number (24582390).

Almost surely, 2^97898063 is an apocalyptic number.

97898063 is a deficient number, since it is larger than the sum of its proper divisors (431497).

97898063 is a wasteful number, since it uses less digits than its factorization.

97898063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431496.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 97898063 is about 9894.3450010599. The cubic root of 97898063 is about 460.8837186310.

The spelling of 97898063 in words is "ninety-seven million, eight hundred ninety-eight thousand, sixty-three".