4138477 has 8 divisors (see below), whose sum is σ = 4747392. Its totient is φ = 3534000.

The previous prime is 4138451. The next prime is 4138483. The reversal of 4138477 is 7748314.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4138477 - 2⁷ = 4138349 is a prime.

It is a Duffinian number.

4138477 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1227 + ... + 3127.

It is an arithmetic number, because the mean of its divisors is an integer number (593424).

Almost surely, 2^4138477 is an apocalyptic number.

It is an amenable number.

4138477 is a deficient number, since it is larger than the sum of its proper divisors (608915).

4138477 is a wasteful number, since it uses less digits than its factorization.

4138477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2219.

The product of its digits is 18816, while the sum is 34.

The square root of 4138477 is about 2034.3247036793. The cubic root of 4138477 is about 160.5511849766.

The spelling of 4138477 in words is "four million, one hundred thirty-eight thousand, four hundred seventy-seven".