4052250 has 48 divisors (see below), whose sum is σ = 10963368. Its totient is φ = 1080000.

The previous prime is 4052249. The next prime is 4052261. The reversal of 4052250 is 522504.

It can be written as a sum of positive squares in 4 ways, for example, as 514089 + 3538161 = 717^2 + 1881^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 1350 + ... + 3150.

Almost surely, 2^4052250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4052250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5481684).

4052250 is an abundant number, since it is smaller than the sum of its proper divisors (6911118).

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

4052250 is a wasteful number, since it uses less digits than its factorization.

4052250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824 (or 1811 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 4052250 is about 2013.0201191245. The cubic root of 4052250 is about 159.4282982063.

Adding to 4052250 its reverse (522504), we get a palindrome (4574754).

The spelling of 4052250 in words is "four million, fifty-two thousand, two hundred fifty".