97707667 has 4 divisors (see below), whose sum is σ = 97734816. Its totient is φ = 97680520.

The previous prime is 97707661. The next prime is 97707677. The reversal of 97707667 is 76670779.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76670779 = 41 ⋅1870019.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97707667 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97707667.

It is not an unprimeable number, because it can be changed into a prime (97707661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7168 + ... + 15709.

It is an arithmetic number, because the mean of its divisors is an integer number (24433704).

Almost surely, 2^97707667 is an apocalyptic number.

97707667 is a deficient number, since it is larger than the sum of its proper divisors (27149).

97707667 is a wasteful number, since it uses less digits than its factorization.

97707667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27148.

The product of its (nonzero) digits is 777924, while the sum is 49.

The square root of 97707667 is about 9884.7188629723. The cubic root of 97707667 is about 460.5847431383.

The spelling of 97707667 in words is "ninety-seven million, seven hundred seven thousand, six hundred sixty-seven".