4023020 has 12 divisors (see below), whose sum is σ = 8448384. Its totient is φ = 1609200.

The previous prime is 4023017. The next prime is 4023023. The reversal of 4023020 is 203204.

It is an interprime number because it is at equal distance from previous prime (4023017) and next prime (4023023).

It is a super-3 number, since 3×4023020³ (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4022992 and 4023010.

It is not an unprimeable number, because it can be changed into a prime (4023023) 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, 100556 + ... + 100595.

It is an arithmetic number, because the mean of its divisors is an integer number (704032).

Almost surely, 2^4023020 is an apocalyptic number.

It is an amenable number.

4023020 is an abundant number, since it is smaller than the sum of its proper divisors (4425364).

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

4023020 is a wasteful number, since it uses less digits than its factorization.

4023020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201160 (or 201158 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 4023020 is about 2005.7467437341. The cubic root of 4023020 is about 159.0440393285.

Adding to 4023020 its reverse (203204), we get a palindrome (4226224).

The spelling of 4023020 in words is "four million, twenty-three thousand, twenty".