40259227 has 2 divisors, whose sum is σ = 40259228. Its totient is φ = 40259226.

The previous prime is 40259203. The next prime is 40259237. The reversal of 40259227 is 72295204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40259227 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40259237) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20129613 + 20129614.

It is an arithmetic number, because the mean of its divisors is an integer number (20129614).

Almost surely, 2^40259227 is an apocalyptic number.

40259227 is a deficient number, since it is larger than the sum of its proper divisors (1).

40259227 is an equidigital number, since it uses as much as digits as its factorization.

40259227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 40259227 is about 6345.0159180257. The cubic root of 40259227 is about 342.7323856693.

The spelling of 40259227 in words is "forty million, two hundred fifty-nine thousand, two hundred twenty-seven".