4279642 has 16 divisors (see below), whose sum is σ = 6653952. Its totient is φ = 2062800.

The previous prime is 4279637. The next prime is 4279651. The reversal of 4279642 is 2469724.

It is a d-powerful number, because it can be written as 4⁸ + 2 + 7⁵ + 9³ + 6³ + 4¹¹ + 2¹¹ .

It is a junction number, because it is equal to n+sod(n) for n = 4279598 and 4279607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10983 + ... + 11365.

It is an arithmetic number, because the mean of its divisors is an integer number (415872).

Almost surely, 2^4279642 is an apocalyptic number.

4279642 is a deficient number, since it is larger than the sum of its proper divisors (2374310).

4279642 is a wasteful number, since it uses less digits than its factorization.

4279642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573.

The product of its digits is 24192, while the sum is 34.

The square root of 4279642 is about 2068.7295618326. The cubic root of 4279642 is about 162.3563005769.

The spelling of 4279642 in words is "four million, two hundred seventy-nine thousand, six hundred forty-two".