41661673 has 2 divisors, whose sum is σ = 41661674. Its totient is φ = 41661672.

The previous prime is 41661649. The next prime is 41661703. The reversal of 41661673 is 37616614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36517849 + 5143824 = 6043^2 + 2268^2 .

It is a cyclic number.

It is not a de Polignac number, because 41661673 - 2²¹ = 39564521 is a prime.

It is not a weakly prime, because it can be changed into another prime (41661773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20830836 + 20830837.

It is an arithmetic number, because the mean of its divisors is an integer number (20830837).

Almost surely, 2^41661673 is an apocalyptic number.

It is an amenable number.

41661673 is a deficient number, since it is larger than the sum of its proper divisors (1).

41661673 is an equidigital number, since it uses as much as digits as its factorization.

41661673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 41661673 is about 6454.5854243321. The cubic root of 41661673 is about 346.6667869617. Note that the first 3 decimals are identical.

The spelling of 41661673 in words is "forty-one million, six hundred sixty-one thousand, six hundred seventy-three".