7641966 has 16 divisors (see below), whose sum is σ = 15321600. Its totient is φ = 2541048.

The previous prime is 7641961. The next prime is 7641967. The reversal of 7641966 is 6691467.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7641961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1545 + ... + 4203.

It is an arithmetic number, because the mean of its divisors is an integer number (957600).

Almost surely, 2^7641966 is an apocalyptic number.

7641966 is an abundant number, since it is smaller than the sum of its proper divisors (7679634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7641966 is a wasteful number, since it uses less digits than its factorization.

7641966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143.

The product of its digits is 54432, while the sum is 39.

The square root of 7641966 is about 2764.4106062595. The cubic root of 7641966 is about 196.9707326805.

The spelling of 7641966 in words is "seven million, six hundred forty-one thousand, nine hundred sixty-six".