4021022432 has 48 divisors (see below), whose sum is σ = 9053130240. Its totient is φ = 1722185088.

The previous prime is 4021022419. The next prime is 4021022437. The reversal of 4021022432 is 2342201204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021022437) 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, 408869 + ... + 418587.

It is an arithmetic number, because the mean of its divisors is an integer number (188606880).

Almost surely, 2^4021022432 is an apocalyptic number.

It is an amenable number.

4021022432 is an abundant number, since it is smaller than the sum of its proper divisors (5032107808).

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

4021022432 is a wasteful number, since it uses less digits than its factorization.

4021022432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11583 (or 11575 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4021022432 is about 63411.5323265414. The cubic root of 4021022432 is about 1590.1771135587.

Adding to 4021022432 its reverse (2342201204), we get a palindrome (6363223636).

The spelling of 4021022432 in words is "four billion, twenty-one million, twenty-two thousand, four hundred thirty-two".