40229417 has 4 divisors (see below), whose sum is σ = 40246356. Its totient is φ = 40212480.

The previous prime is 40229401. The next prime is 40229419. The reversal of 40229417 is 71492204.

40229417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30426256 + 9803161 = 5516^2 + 3131^2 .

It is a cyclic number.

It is not a de Polignac number, because 40229417 - 2⁴ = 40229401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40229417.

It is not an unprimeable number, because it can be changed into a prime (40229419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4184 + ... + 9897.

It is an arithmetic number, because the mean of its divisors is an integer number (10061589).

Almost surely, 2^40229417 is an apocalyptic number.

It is an amenable number.

40229417 is a deficient number, since it is larger than the sum of its proper divisors (16939).

40229417 is a wasteful number, since it uses less digits than its factorization.

40229417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16938.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 40229417 is about 6342.6663951370. Note that the first 3 decimals coincide. The cubic root of 40229417 is about 342.6477725598.

The spelling of 40229417 in words is "forty million, two hundred twenty-nine thousand, four hundred seventeen".