41658949 has 2 divisors, whose sum is σ = 41658950. Its totient is φ = 41658948.

The previous prime is 41658943. The next prime is 41658961. The reversal of 41658949 is 94985614.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28569025 + 13089924 = 5345^2 + 3618^2 .

It is a cyclic number.

It is not a de Polignac number, because 41658949 - 2¹⁵ = 41626181 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 41658899 and 41658908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41658943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20829474 + 20829475.

It is an arithmetic number, because the mean of its divisors is an integer number (20829475).

Almost surely, 2^41658949 is an apocalyptic number.

It is an amenable number.

41658949 is a deficient number, since it is larger than the sum of its proper divisors (1).

41658949 is an equidigital number, since it uses as much as digits as its factorization.

41658949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 46.

The square root of 41658949 is about 6454.3744081049. The cubic root of 41658949 is about 346.6592313289.

The spelling of 41658949 in words is "forty-one million, six hundred fifty-eight thousand, nine hundred forty-nine".