4138635417 has 32 divisors (see below), whose sum is σ = 6429849600. Its totient is φ = 2318882688.

The previous prime is 4138635383. The next prime is 4138635427. The reversal of 4138635417 is 7145368314.

It is a happy number.

It is not a de Polignac number, because 4138635417 - 2¹⁴ = 4138619033 is a prime.

It is a super-2 number, since 2×4138635417² = 34256606229693527778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4138635427) 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 31 ways as a sum of consecutive naturals, for example, 502668 + ... + 510834.

It is an arithmetic number, because the mean of its divisors is an integer number (200932800).

Almost surely, 2^4138635417 is an apocalyptic number.

It is an amenable number.

4138635417 is a deficient number, since it is larger than the sum of its proper divisors (2291214183).

4138635417 is a wasteful number, since it uses less digits than its factorization.

4138635417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8645.

The product of its digits is 241920, while the sum is 42.

The square root of 4138635417 is about 64332.2268929034. The cubic root of 4138635417 is about 1605.5323353319.

The spelling of 4138635417 in words is "four billion, one hundred thirty-eight million, six hundred thirty-five thousand, four hundred seventeen".