4619438 has 8 divisors (see below), whose sum is σ = 6953688. Its totient is φ = 2301544.

The previous prime is 4619399. The next prime is 4619441. The reversal of 4619438 is 8349164.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4619398 and 4619407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3356 + ... + 4527.

It is an arithmetic number, because the mean of its divisors is an integer number (869211).

Almost surely, 2^4619438 is an apocalyptic number.

4619438 is a deficient number, since it is larger than the sum of its proper divisors (2334250).

4619438 is a wasteful number, since it uses less digits than its factorization.

4619438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8178.

The product of its digits is 20736, while the sum is 35.

The square root of 4619438 is about 2149.2877890129. The cubic root of 4619438 is about 166.5442772581.

The spelling of 4619438 in words is "four million, six hundred nineteen thousand, four hundred thirty-eight".