97548489 has 64 divisors (see below), whose sum is σ = 161280000. Its totient is φ = 58024512.

The previous prime is 97548487. The next prime is 97548509. The reversal of 97548489 is 98484579.

97548489 is a `hidden beast` number, since 97 + 548 + 4 + 8 + 9 = 666.

It is not a de Polignac number, because 97548489 - 2¹ = 97548487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97548481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1175242 + ... + 1175324.

It is an arithmetic number, because the mean of its divisors is an integer number (2520000).

Almost surely, 2^97548489 is an apocalyptic number.

It is an amenable number.

97548489 is a deficient number, since it is larger than the sum of its proper divisors (63731511).

97548489 is a wasteful number, since it uses less digits than its factorization.

97548489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 213 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 97548489 is about 9876.6638598264. The cubic root of 97548489 is about 460.3344904896.

The spelling of 97548489 in words is "ninety-seven million, five hundred forty-eight thousand, four hundred eighty-nine".