4020124 has 24 divisors (see below), whose sum is σ = 7545888. Its totient is φ = 1869120.

The previous prime is 4020119. The next prime is 4020139. The reversal of 4020124 is 4210204.

It is a super-2 number, since 2×4020124² = 32322793950752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2814 + ... + 3994.

It is an arithmetic number, because the mean of its divisors is an integer number (314412).

Almost surely, 2^4020124 is an apocalyptic number.

It is an amenable number.

4020124 is a deficient number, since it is larger than the sum of its proper divisors (3525764).

4020124 is a wasteful number, since it uses less digits than its factorization.

4020124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1243 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 4020124 is about 2005.0246881273. The cubic root of 4020124 is about 159.0058671674.

Adding to 4020124 its reverse (4210204), we get a palindrome (8230328).

It can be divided in two parts, 40 and 20124, that added together give a square (20164 = 142²).

The spelling of 4020124 in words is "four million, twenty thousand, one hundred twenty-four".