4052140 has 36 divisors (see below), whose sum is σ = 8918784. Its totient is φ = 1546336.

The previous prime is 4052107. The next prime is 4052173. The reversal of 4052140 is 412504.

It is an interprime number because it is at equal distance from previous prime (4052107) and next prime (4052173).

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 in 11 ways as a sum of consecutive naturals, for example, 10389 + ... + 10771.

It is an arithmetic number, because the mean of its divisors is an integer number (247744).

Almost surely, 2^4052140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4052140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4459392).

4052140 is an abundant number, since it is smaller than the sum of its proper divisors (4866644).

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

4052140 is a wasteful number, since it uses less digits than its factorization.

4052140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4052140 is about 2012.9927968078. The cubic root of 4052140 is about 159.4268556109.

Adding to 4052140 its reverse (412504), we get a palindrome (4464644).

The spelling of 4052140 in words is "four million, fifty-two thousand, one hundred forty".