41450909 has 4 divisors (see below), whose sum is σ = 41506140. Its totient is φ = 41395680.

The previous prime is 41450897. The next prime is 41450911. The reversal of 41450909 is 90905414.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11035684 + 30415225 = 3322^2 + 5515^2 .

It is a cyclic number.

It is not a de Polignac number, because 41450909 - 2¹² = 41446813 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41450939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26474 + ... + 27995.

It is an arithmetic number, because the mean of its divisors is an integer number (10376535).

Almost surely, 2^41450909 is an apocalyptic number.

It is an amenable number.

41450909 is a deficient number, since it is larger than the sum of its proper divisors (55231).

41450909 is an equidigital number, since it uses as much as digits as its factorization.

41450909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55230.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 41450909 is about 6438.2380353634. The cubic root of 41450909 is about 346.0812092895.

The spelling of 41450909 in words is "forty-one million, four hundred fifty thousand, nine hundred nine".