97040080 has 40 divisors (see below), whose sum is σ = 238893192. Its totient is φ = 36532224.

The previous prime is 97040077. The next prime is 97040089. The reversal of 97040080 is 8004079.

It can be written as a sum of positive squares in 4 ways, for example, as 53056656 + 43983424 = 7284^2 + 6632^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97040089) 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 7 ways as a sum of consecutive naturals, for example, 34317 + ... + 37036.

Almost surely, 2^97040080 is an apocalyptic number.

It is an amenable number.

97040080 is an abundant number, since it is smaller than the sum of its proper divisors (141853112).

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

97040080 is a wasteful number, since it uses less digits than its factorization.

97040080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71383 (or 71377 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 97040080 is about 9850.8923453665. The cubic root of 97040080 is about 459.5333642219.

The spelling of 97040080 in words is "ninety-seven million, forty thousand, eighty".