4556838 has 64 divisors (see below), whose sum is σ = 11031552. Its totient is φ = 1236480.

The previous prime is 4556831. The next prime is 4556861. The reversal of 4556838 is 8386554.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 4556796 and 4556805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4556831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40270 + ... + 40382.

It is an arithmetic number, because the mean of its divisors is an integer number (172368).

Almost surely, 2^4556838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4556838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5515776).

4556838 is an abundant number, since it is smaller than the sum of its proper divisors (6474714).

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

4556838 is a wasteful number, since it uses less digits than its factorization.

4556838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189.

The product of its digits is 115200, while the sum is 39.

The square root of 4556838 is about 2134.6751509305. The cubic root of 4556838 is about 165.7885486893.

The spelling of 4556838 in words is "four million, five hundred fifty-six thousand, eight hundred thirty-eight".