4079242 has 4 divisors (see below), whose sum is σ = 6118866. Its totient is φ = 2039620.

The previous prime is 4079237. The next prime is 4079261. The reversal of 4079242 is 2429704.

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

It can be written as a sum of positive squares in only one way, i.e., 3101121 + 978121 = 1761^2 + 989^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4079242.

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 as a sum of consecutive naturals, namely, 1019809 + ... + 1019812.

Almost surely, 2^4079242 is an apocalyptic number.

4079242 is a deficient number, since it is larger than the sum of its proper divisors (2039624).

4079242 is a wasteful number, since it uses less digits than its factorization.

4079242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039623.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 4079242 is about 2019.7133459974. The cubic root of 4079242 is about 159.7814986180.

The spelling of 4079242 in words is "four million, seventy-nine thousand, two hundred forty-two".