4042470 has 48 divisors (see below), whose sum is σ = 10075248. Its totient is φ = 1037760.

The previous prime is 4042463. The next prime is 4042471. The reversal of 4042470 is 742404.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66240 + ... + 66300.

It is an arithmetic number, because the mean of its divisors is an integer number (209901).

Almost surely, 2^4042470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4042470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5037624).

4042470 is an abundant number, since it is smaller than the sum of its proper divisors (6032778).

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

4042470 is a wasteful number, since it uses less digits than its factorization.

4042470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 118 counting only the distinct ones).

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

The square root of 4042470 is about 2010.5894658035. The cubic root of 4042470 is about 159.2999362008.

Adding to 4042470 its reverse (742404), we get a palindrome (4784874).

The spelling of 4042470 in words is "four million, forty-two thousand, four hundred seventy".