41564387 has 2 divisors, whose sum is σ = 41564388. Its totient is φ = 41564386.

The previous prime is 41564377. The next prime is 41564417. The reversal of 41564387 is 78346514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41564387 - 2¹⁶ = 41498851 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41564387.

It is not a weakly prime, because it can be changed into another prime (41564377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20782193 + 20782194.

It is an arithmetic number, because the mean of its divisors is an integer number (20782194).

Almost surely, 2^41564387 is an apocalyptic number.

41564387 is a deficient number, since it is larger than the sum of its proper divisors (1).

41564387 is an equidigital number, since it uses as much as digits as its factorization.

41564387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 38.

The square root of 41564387 is about 6447.0448268955. The cubic root of 41564387 is about 346.3967377112.

The spelling of 41564387 in words is "forty-one million, five hundred sixty-four thousand, three hundred eighty-seven".