4279438 has 8 divisors (see below), whose sum is σ = 6438600. Its totient is φ = 2133240.

The previous prime is 4279433. The next prime is 4279439. The reversal of 4279438 is 8349724.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 4279397 and 4279406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4279433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2368 + ... + 3763.

It is an arithmetic number, because the mean of its divisors is an integer number (804825).

Almost surely, 2^4279438 is an apocalyptic number.

4279438 is a deficient number, since it is larger than the sum of its proper divisors (2159162).

4279438 is a wasteful number, since it uses less digits than its factorization.

4279438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482.

The product of its digits is 48384, while the sum is 37.

The square root of 4279438 is about 2068.6802556219. The cubic root of 4279438 is about 162.3537208275.

The spelling of 4279438 in words is "four million, two hundred seventy-nine thousand, four hundred thirty-eight".