97075578 has 16 divisors (see below), whose sum is σ = 194253696. Its totient is φ = 32341440.

The previous prime is 97075567. The next prime is 97075609. The reversal of 97075578 is 87557079.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14143 + ... + 19853.

It is an arithmetic number, because the mean of its divisors is an integer number (12140856).

Almost surely, 2^97075578 is an apocalyptic number.

97075578 is an abundant number, since it is smaller than the sum of its proper divisors (97178118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97075578 is a wasteful number, since it uses less digits than its factorization.

97075578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8549.

The product of its (nonzero) digits is 617400, while the sum is 48.

The square root of 97075578 is about 9852.6939463276. The cubic root of 97075578 is about 459.5893909918.

The spelling of 97075578 in words is "ninety-seven million, seventy-five thousand, five hundred seventy-eight".