7663671 has 6 divisors (see below), whose sum is σ = 11069760. Its totient is φ = 5109108.

The previous prime is 7663637. The next prime is 7663693. The reversal of 7663671 is 1763667.

It is not a de Polignac number, because 7663671 - 2¹⁰ = 7662647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7663171) 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, 425751 + ... + 425768.

It is an arithmetic number, because the mean of its divisors is an integer number (1844960).

Almost surely, 2^7663671 is an apocalyptic number.

7663671 is a deficient number, since it is larger than the sum of its proper divisors (3406089).

7663671 is a wasteful number, since it uses less digits than its factorization.

7663671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851525 (or 851522 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 7663671 is about 2768.3336142886. Note that the first 3 decimals coincide. The cubic root of 7663671 is about 197.1570376423.

The spelling of 7663671 in words is "seven million, six hundred sixty-three thousand, six hundred seventy-one".