4440542 has 4 divisors (see below), whose sum is σ = 6660816. Its totient is φ = 2220270.

The previous prime is 4440529. The next prime is 4440571. The reversal of 4440542 is 2450444.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110134 + ... + 1110137.

It is an arithmetic number, because the mean of its divisors is an integer number (1665204).

Almost surely, 2^4440542 is an apocalyptic number.

4440542 is a deficient number, since it is larger than the sum of its proper divisors (2220274).

4440542 is a wasteful number, since it uses less digits than its factorization.

4440542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220273.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 4440542 is about 2107.2593575543. The cubic root of 4440542 is about 164.3660029195.

Adding to 4440542 its reverse (2450444), we get a palindrome (6890986).

The spelling of 4440542 in words is "four million, four hundred forty thousand, five hundred forty-two".