4519838 has 4 divisors (see below), whose sum is σ = 6779760. Its totient is φ = 2259918.

The previous prime is 4519829. The next prime is 4519843. The reversal of 4519838 is 8389154.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129958 + ... + 1129961.

It is an arithmetic number, because the mean of its divisors is an integer number (1694940).

Almost surely, 2^4519838 is an apocalyptic number.

4519838 is a deficient number, since it is larger than the sum of its proper divisors (2259922).

4519838 is a wasteful number, since it uses less digits than its factorization.

4519838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259921.

The product of its digits is 34560, while the sum is 38.

The square root of 4519838 is about 2125.9910630104. The cubic root of 4519838 is about 165.3386128575.

Adding to 4519838 its sum of digits (38), we get a square (4519876 = 2126²).

The spelling of 4519838 in words is "four million, five hundred nineteen thousand, eight hundred thirty-eight".