41223649 has 2 divisors, whose sum is σ = 41223650. Its totient is φ = 41223648.

The previous prime is 41223641. The next prime is 41223667. The reversal of 41223649 is 94632214.

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., 39150049 + 2073600 = 6257^2 + 1440^2 .

It is a cyclic number.

It is not a de Polignac number, because 41223649 - 2³ = 41223641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41223649.

It is not a weakly prime, because it can be changed into another prime (41223641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20611824 + 20611825.

It is an arithmetic number, because the mean of its divisors is an integer number (20611825).

Almost surely, 2^41223649 is an apocalyptic number.

It is an amenable number.

41223649 is a deficient number, since it is larger than the sum of its proper divisors (1).

41223649 is an equidigital number, since it uses as much as digits as its factorization.

41223649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 41223649 is about 6420.5645390417. The cubic root of 41223649 is about 345.4475714596.

The spelling of 41223649 in words is "forty-one million, two hundred twenty-three thousand, six hundred forty-nine".