941665866 has 16 divisors (see below), whose sum is σ = 1887458304. Its totient is φ = 313200864.

The previous prime is 941665847. The next prime is 941665883. The reversal of 941665866 is 668566149.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168970 + ... + 174453.

It is an arithmetic number, because the mean of its divisors is an integer number (117966144).

Almost surely, 2^941665866 is an apocalyptic number.

941665866 is an abundant number, since it is smaller than the sum of its proper divisors (945792438).

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

941665866 is a wasteful number, since it uses less digits than its factorization.

941665866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343885.

The product of its digits is 1866240, while the sum is 51.

The square root of 941665866 is about 30686.5746866606. The cubic root of 941665866 is about 980.1644406830.

The spelling of 941665866 in words is "nine hundred forty-one million, six hundred sixty-five thousand, eight hundred sixty-six".