7667601 has 4 divisors (see below), whose sum is σ = 10223472. Its totient is φ = 5111732.

The previous prime is 7667599. The next prime is 7667603. The reversal of 7667601 is 1067667.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (7667599) and next prime (7667603).

It is a cyclic number.

It is not a de Polignac number, because 7667601 - 2¹ = 7667599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7667603) 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, 1277931 + ... + 1277936.

It is an arithmetic number, because the mean of its divisors is an integer number (2555868).

Almost surely, 2^7667601 is an apocalyptic number.

It is an amenable number.

7667601 is a deficient number, since it is larger than the sum of its proper divisors (2555871).

7667601 is a wasteful number, since it uses less digits than its factorization.

7667601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555870.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 7667601 is about 2769.0433366056. The cubic root of 7667601 is about 197.1907331889.

The spelling of 7667601 in words is "seven million, six hundred sixty-seven thousand, six hundred one".