4020332028 has 24 divisors (see below), whose sum is σ = 9448266240. Its totient is φ = 1330469040.

The previous prime is 4020332021. The next prime is 4020332033. The reversal of 4020332028 is 8202330204.

It is a junction number, because it is equal to n+sod(n) for n = 4020331989 and 4020332007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020332021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1203468 + ... + 1206803.

It is an arithmetic number, because the mean of its divisors is an integer number (393677760).

Almost surely, 2^4020332028 is an apocalyptic number.

It is an amenable number.

4020332028 is an abundant number, since it is smaller than the sum of its proper divisors (5427934212).

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

4020332028 is a wasteful number, since it uses less digits than its factorization.

4020332028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410417 (or 2410415 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4020332028 is about 63406.0882565704. The cubic root of 4020332028 is about 1590.0860979444.

The spelling of 4020332028 in words is "four billion, twenty million, three hundred thirty-two thousand, twenty-eight".