40230207 has 12 divisors (see below), whose sum is σ = 58200480. Its totient is φ = 26778528.

The previous prime is 40230191. The next prime is 40230247. The reversal of 40230207 is 70203204.

It is a happy number.

It is not a de Polignac number, because 40230207 - 2⁴ = 40230191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40230207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40230247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3363 + ... + 9579.

It is an arithmetic number, because the mean of its divisors is an integer number (4850040).

Almost surely, 2^40230207 is an apocalyptic number.

40230207 is a deficient number, since it is larger than the sum of its proper divisors (17970273).

40230207 is a wasteful number, since it uses less digits than its factorization.

40230207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6942 (or 6939 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 40230207 is about 6342.7286714789. The cubic root of 40230207 is about 342.6500154456.

The spelling of 40230207 in words is "forty million, two hundred thirty thousand, two hundred seven".