40622227 has 2 divisors, whose sum is σ = 40622228. Its totient is φ = 40622226.

The previous prime is 40622213. The next prime is 40622287. The reversal of 40622227 is 72222604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40622227 - 2¹⁵ = 40589459 is a prime.

It is not a weakly prime, because it can be changed into another prime (40622207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20311113 + 20311114.

It is an arithmetic number, because the mean of its divisors is an integer number (20311114).

Almost surely, 2^40622227 is an apocalyptic number.

40622227 is a deficient number, since it is larger than the sum of its proper divisors (1).

40622227 is an equidigital number, since it uses as much as digits as its factorization.

40622227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 40622227 is about 6373.5568562617. The cubic root of 40622227 is about 343.7593949168.

The spelling of 40622227 in words is "forty million, six hundred twenty-two thousand, two hundred twenty-seven".