41722019 has 2 divisors, whose sum is σ = 41722020. Its totient is φ = 41722018.

The previous prime is 41722007. The next prime is 41722061. The reversal of 41722019 is 91022714.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41722019 - 2²⁰ = 40673443 is a prime.

It is a super-2 number, since 2×41722019² = 3481453738872722, which contains 22 as substring.

It is equal to p_2531825 and since 41722019 and 2531825 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (41722099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20861009 + 20861010.

It is an arithmetic number, because the mean of its divisors is an integer number (20861010).

Almost surely, 2^41722019 is an apocalyptic number.

41722019 is a deficient number, since it is larger than the sum of its proper divisors (1).

41722019 is an equidigital number, since it uses as much as digits as its factorization.

41722019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 41722019 is about 6459.2583939644. The cubic root of 41722019 is about 346.8340859029.

The spelling of 41722019 in words is "forty-one million, seven hundred twenty-two thousand, nineteen".