4042454 has 16 divisors (see below), whose sum is σ = 6573840. Its totient is φ = 1853280.

The previous prime is 4042433. The next prime is 4042463. The reversal of 4042454 is 4542404.

It is a congruent number.

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, 4277 + ... + 5135.

It is an arithmetic number, because the mean of its divisors is an integer number (410865).

Almost surely, 2^4042454 is an apocalyptic number.

4042454 is a deficient number, since it is larger than the sum of its proper divisors (2531386).

4042454 is a wasteful number, since it uses less digits than its factorization.

4042454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055.

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

The square root of 4042454 is about 2010.5854868669. The cubic root of 4042454 is about 159.2997260320.

Adding to 4042454 its reverse (4542404), we get a palindrome (8584858).

The spelling of 4042454 in words is "four million, forty-two thousand, four hundred fifty-four".