4021124 has 12 divisors (see below), whose sum is σ = 7051548. Its totient is φ = 2006400.

The previous prime is 4021099. The next prime is 4021151. The reversal of 4021124 is 4211204.

It can be written as a sum of positive squares in 2 ways, for example, as 1562500 + 2458624 = 1250^2 + 1568^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4021099 and 4021108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2384 + ... + 3704.

It is an arithmetic number, because the mean of its divisors is an integer number (587629).

Almost surely, 2^4021124 is an apocalyptic number.

It is an amenable number.

4021124 is a deficient number, since it is larger than the sum of its proper divisors (3030424).

4021124 is a wasteful number, since it uses less digits than its factorization.

4021124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086 (or 2084 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 4021124 is about 2005.2740461094. The cubic root of 4021124 is about 159.0190502338.

Adding to 4021124 its reverse (4211204), we get a palindrome (8232328).

The spelling of 4021124 in words is "four million, twenty-one thousand, one hundred twenty-four".