4021150 has 24 divisors (see below), whose sum is σ = 8548560. Its totient is φ = 1378560.

The previous prime is 4021099. The next prime is 4021151. The reversal of 4021150 is 511204.

It is a self number, because there is not a number n which added to its sum of digits gives 4021150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5395 + ... + 6094.

It is an arithmetic number, because the mean of its divisors is an integer number (356190).

Almost surely, 2^4021150 is an apocalyptic number.

4021150 is an abundant number, since it is smaller than the sum of its proper divisors (4527410).

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

4021150 is a wasteful number, since it uses less digits than its factorization.

4021150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11508 (or 11503 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 4021150 is about 2005.2805290034. The cubic root of 4021150 is about 159.0193929644.

Adding to 4021150 its reverse (511204), we get a palindrome (4532354).

The spelling of 4021150 in words is "four million, twenty-one thousand, one hundred fifty".