4138735 has 32 divisors (see below), whose sum is σ = 5754240. Its totient is φ = 2838528.

The previous prime is 4138723. The next prime is 4138741. The reversal of 4138735 is 5378314.

It is a cyclic number.

It is not a de Polignac number, because 4138735 - 2⁵ = 4138703 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4138697 and 4138706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56659 + ... + 56731.

It is an arithmetic number, because the mean of its divisors is an integer number (179820).

Almost surely, 2^4138735 is an apocalyptic number.

4138735 is a deficient number, since it is larger than the sum of its proper divisors (1615505).

4138735 is a wasteful number, since it uses less digits than its factorization.

4138735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147.

The product of its digits is 10080, while the sum is 31.

The square root of 4138735 is about 2034.3881143971. The cubic root of 4138735 is about 160.5545212559.

The spelling of 4138735 in words is "four million, one hundred thirty-eight thousand, seven hundred thirty-five".