40030201 has 2 divisors, whose sum is σ = 40030202. Its totient is φ = 40030200.

The previous prime is 40030187. The next prime is 40030217. The reversal of 40030201 is 10203004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23619600 + 16410601 = 4860^2 + 4051^2 .

It is a cyclic number.

It is not a de Polignac number, because 40030201 - 2¹⁹ = 39505913 is a prime.

It is not a weakly prime, because it can be changed into another prime (40030231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20015100 + 20015101.

It is an arithmetic number, because the mean of its divisors is an integer number (20015101).

Almost surely, 2^40030201 is an apocalyptic number.

It is an amenable number.

40030201 is a deficient number, since it is larger than the sum of its proper divisors (1).

40030201 is an equidigital number, since it uses as much as digits as its factorization.

40030201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 40030201 is about 6326.9424685230. The cubic root of 40030201 is about 342.0812393216.

Adding to 40030201 its reverse (10203004), we get a palindrome (50233205).

The spelling of 40030201 in words is "forty million, thirty thousand, two hundred one".