40220527 has 2 divisors, whose sum is σ = 40220528. Its totient is φ = 40220526.

The previous prime is 40220513. The next prime is 40220561. The reversal of 40220527 is 72502204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40220527 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 40220498 and 40220507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40220507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20110263 + 20110264.

It is an arithmetic number, because the mean of its divisors is an integer number (20110264).

Almost surely, 2^40220527 is an apocalyptic number.

40220527 is a deficient number, since it is larger than the sum of its proper divisors (1).

40220527 is an equidigital number, since it uses as much as digits as its factorization.

40220527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 40220527 is about 6341.9655470524. The cubic root of 40220527 is about 342.6225309718.

The spelling of 40220527 in words is "forty million, two hundred twenty thousand, five hundred twenty-seven".