7967601 has 6 divisors (see below), whose sum is σ = 11508770. Its totient is φ = 5311728.

The previous prime is 7967579. The next prime is 7967621. The reversal of 7967601 is 1067697.

It can be written as a sum of positive squares in only one way, i.e., 6969600 + 998001 = 2640^2 + 999^2 .

It is not a de Polignac number, because 7967601 - 2⁵ = 7967569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7967621) 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 5 ways as a sum of consecutive naturals, for example, 442636 + ... + 442653.

Almost surely, 2^7967601 is an apocalyptic number.

It is an amenable number.

7967601 is a deficient number, since it is larger than the sum of its proper divisors (3541169).

7967601 is a wasteful number, since it uses less digits than its factorization.

7967601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885295 (or 885292 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 7967601 is about 2822.6939260217. The cubic root of 7967601 is about 199.7296430336.

The spelling of 7967601 in words is "seven million, nine hundred sixty-seven thousand, six hundred one".