4072242 has 24 divisors (see below), whose sum is σ = 8520624. Its totient is φ = 1297384.

The previous prime is 4072223. The next prime is 4072249. The reversal of 4072242 is 2422704.

4072242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (4072249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2533 + ... + 3815.

It is an arithmetic number, because the mean of its divisors is an integer number (355026).

Almost surely, 2^4072242 is an apocalyptic number.

4072242 is an abundant number, since it is smaller than the sum of its proper divisors (4448382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4072242 is a wasteful number, since it uses less digits than its factorization.

4072242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334 (or 1311 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 4072242 is about 2017.9796827520. The cubic root of 4072242 is about 159.6900510020.

Adding to 4072242 its reverse (2422704), we get a palindrome (6494946).

The spelling of 4072242 in words is "four million, seventy-two thousand, two hundred forty-two".