40942201 has 2 divisors, whose sum is σ = 40942202. Its totient is φ = 40942200.

The previous prime is 40942151. The next prime is 40942211. The reversal of 40942201 is 10224904.

40942201 = 4524² + 4525².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20475625 + 20466576 = 4525^2 + 4524^2 .

It is a cyclic number.

It is not a de Polignac number, because 40942201 - 2⁷ = 40942073 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40942211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20471100 + 20471101.

It is an arithmetic number, because the mean of its divisors is an integer number (20471101).

Almost surely, 2^40942201 is an apocalyptic number.

40942201 is the 4525-th centered square number.

It is an amenable number.

40942201 is a deficient number, since it is larger than the sum of its proper divisors (1).

40942201 is an equidigital number, since it uses as much as digits as its factorization.

40942201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 40942201 is about 6398.6093020281. The cubic root of 40942201 is about 344.6596124639.

The spelling of 40942201 in words is "forty million, nine hundred forty-two thousand, two hundred one".