41232409 has 2 divisors, whose sum is σ = 41232410. Its totient is φ = 41232408.

The previous prime is 41232407. The next prime is 41232421. The reversal of 41232409 is 90423214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24651225 + 16581184 = 4965^2 + 4072^2 .

It is a cyclic number.

It is not a de Polignac number, because 41232409 - 2¹ = 41232407 is a prime.

It is a super-2 number, since 2×41232409² = 3400223103886562, which contains 22 as substring.

Together with 41232407, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (41232407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20616204 + 20616205.

It is an arithmetic number, because the mean of its divisors is an integer number (20616205).

Almost surely, 2^41232409 is an apocalyptic number.

It is an amenable number.

41232409 is a deficient number, since it is larger than the sum of its proper divisors (1).

41232409 is an equidigital number, since it uses as much as digits as its factorization.

41232409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 41232409 is about 6421.2466858080. The cubic root of 41232409 is about 345.4720388585.

The spelling of 41232409 in words is "forty-one million, two hundred thirty-two thousand, four hundred nine".