4138746 has 32 divisors (see below), whose sum is σ = 8631168. Its totient is φ = 1321920.

The previous prime is 4138741. The next prime is 4138747. The reversal of 4138746 is 6478314.

It is not an unprimeable number, because it can be changed into a prime (4138741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22776 + ... + 22956.

It is an arithmetic number, because the mean of its divisors is an integer number (269724).

Almost surely, 2^4138746 is an apocalyptic number.

4138746 is an abundant number, since it is smaller than the sum of its proper divisors (4492422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4138746 is a wasteful number, since it uses less digits than its factorization.

4138746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326.

The product of its digits is 16128, while the sum is 33.

The square root of 4138746 is about 2034.3908179109. The cubic root of 4138746 is about 160.5546634973.

It can be divided in two parts, 4138 and 746, that added together give a palindrome (4884).

The spelling of 4138746 in words is "four million, one hundred thirty-eight thousand, seven hundred forty-six".