4052028 has 12 divisors (see below), whose sum is σ = 9454760. Its totient is φ = 1350672.

The previous prime is 4052021. The next prime is 4052029. The reversal of 4052028 is 8202504.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 4051995 and 4052013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4052021) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 168823 + ... + 168846.

Almost surely, 2^4052028 is an apocalyptic number.

It is an amenable number.

4052028 is an abundant number, since it is smaller than the sum of its proper divisors (5402732).

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

4052028 is a wasteful number, since it uses less digits than its factorization.

4052028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337676 (or 337674 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 4052028 is about 2012.9649773406. The cubic root of 4052028 is about 159.4253867597.

The spelling of 4052028 in words is "four million, fifty-two thousand, twenty-eight".