41665994 has 4 divisors (see below), whose sum is σ = 62498994. Its totient is φ = 20832996.

The previous prime is 41665969. The next prime is 41666029. The reversal of 41665994 is 49956614.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22420225 + 19245769 = 4735^2 + 4387^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10416497 + ... + 10416500.

Almost surely, 2^41665994 is an apocalyptic number.

41665994 is a deficient number, since it is larger than the sum of its proper divisors (20833000).

41665994 is a wasteful number, since it uses less digits than its factorization.

41665994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20832999.

The product of its digits is 233280, while the sum is 44.

The square root of 41665994 is about 6454.9201389328. The cubic root of 41665994 is about 346.6787715612.

The spelling of 41665994 in words is "forty-one million, six hundred sixty-five thousand, nine hundred ninety-four".