4023020542 has 16 divisors (see below), whose sum is σ = 6137655120. Its totient is φ = 1977397312.

The previous prime is 4023020527. The next prime is 4023020557. The reversal of 4023020542 is 2450203204.

It is an interprime number because it is at equal distance from previous prime (4023020527) and next prime (4023020557).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34528 + ... + 96115.

It is an arithmetic number, because the mean of its divisors is an integer number (383603445).

Almost surely, 2^4023020542 is an apocalyptic number.

4023020542 is a deficient number, since it is larger than the sum of its proper divisors (2114634578).

4023020542 is a wasteful number, since it uses less digits than its factorization.

4023020542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130907.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 4023020542 is about 63427.2854692679. The cubic root of 4023020542 is about 1590.4404647088.

Adding to 4023020542 its reverse (2450203204), we get a palindrome (6473223746).

The spelling of 4023020542 in words is "four billion, twenty-three million, twenty thousand, five hundred forty-two".