42132227 has 2 divisors, whose sum is σ = 42132228. Its totient is φ = 42132226.

The previous prime is 42132197. The next prime is 42132319. The reversal of 42132227 is 72223124.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42132227 - 2¹² = 42128131 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42132127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21066113 + 21066114.

It is an arithmetic number, because the mean of its divisors is an integer number (21066114).

Almost surely, 2^42132227 is an apocalyptic number.

42132227 is a deficient number, since it is larger than the sum of its proper divisors (1).

42132227 is an equidigital number, since it uses as much as digits as its factorization.

42132227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 23.

The square root of 42132227 is about 6490.9342162743. The cubic root of 42132227 is about 347.9670637565.

The spelling of 42132227 in words is "forty-two million, one hundred thirty-two thousand, two hundred twenty-seven".