97073761 has 4 divisors (see below), whose sum is σ = 97434900. Its totient is φ = 96712624.

The previous prime is 97073749. The next prime is 97073807. The reversal of 97073761 is 16737079.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42771600 + 54302161 = 6540^2 + 7369^2 .

It is a cyclic number.

It is not a de Polignac number, because 97073761 - 2⁷ = 97073633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97073161) 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 3 ways as a sum of consecutive naturals, for example, 180166 + ... + 180703.

It is an arithmetic number, because the mean of its divisors is an integer number (24358725).

Almost surely, 2^97073761 is an apocalyptic number.

It is an amenable number.

97073761 is a deficient number, since it is larger than the sum of its proper divisors (361139).

97073761 is a wasteful number, since it uses less digits than its factorization.

97073761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361138.

The product of its (nonzero) digits is 55566, while the sum is 40.

The square root of 97073761 is about 9852.6017376123. The cubic root of 97073761 is about 459.5865235382.

The spelling of 97073761 in words is "ninety-seven million, seventy-three thousand, seven hundred sixty-one".