40526219 has 2 divisors, whose sum is σ = 40526220. Its totient is φ = 40526218.

The previous prime is 40526203. The next prime is 40526237. The reversal of 40526219 is 91262504.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40526219 - 2⁴ = 40526203 is a prime.

It is a super-2 number, since 2×40526219² = 3284748852871922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40526191 and 40526200.

It is not a weakly prime, because it can be changed into another prime (40526279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20263109 + 20263110.

It is an arithmetic number, because the mean of its divisors is an integer number (20263110).

Almost surely, 2^40526219 is an apocalyptic number.

40526219 is a deficient number, since it is larger than the sum of its proper divisors (1).

40526219 is an equidigital number, since it uses as much as digits as its factorization.

40526219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 40526219 is about 6366.0206565797. The cubic root of 40526219 is about 343.4883636015.

The spelling of 40526219 in words is "forty million, five hundred twenty-six thousand, two hundred nineteen".