4020023034 has 40 divisors (see below), whose sum is σ = 9063151680. Its totient is φ = 1331778024.

The previous prime is 4020023011. The next prime is 4020023081. The reversal of 4020023034 is 4303200204.

4020023034 is a `hidden beast` number, since 402 + 0 + 0 + 230 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4020022998 and 4020023016.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 49714 + ... + 102525.

It is an arithmetic number, because the mean of its divisors is an integer number (226578792).

Almost surely, 2^4020023034 is an apocalyptic number.

4020023034 is an abundant number, since it is smaller than the sum of its proper divisors (5043128646).

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

4020023034 is a wasteful number, since it uses less digits than its factorization.

4020023034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152416 (or 152407 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4020023034 is about 63403.6515825390. The cubic root of 4020023034 is about 1590.0453600445.

Adding to 4020023034 its reverse (4303200204), we get a palindrome (8323223238).

The spelling of 4020023034 in words is "four billion, twenty million, twenty-three thousand, thirty-four".