4022434521 has 48 divisors (see below), whose sum is σ = 6720405120. Its totient is φ = 2270903040.

The previous prime is 4022434513. The next prime is 4022434567. The reversal of 4022434521 is 1254342204.

It is not a de Polignac number, because 4022434521 - 2³ = 4022434513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4022434571) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3371101 + ... + 3372293.

It is an arithmetic number, because the mean of its divisors is an integer number (140008440).

Almost surely, 2^4022434521 is an apocalyptic number.

It is an amenable number.

4022434521 is a deficient number, since it is larger than the sum of its proper divisors (2697970599).

4022434521 is a wasteful number, since it uses less digits than its factorization.

4022434521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806 (or 1803 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4022434521 is about 63422.6656724550. The cubic root of 4022434521 is about 1590.3632361056.

Adding to 4022434521 its reverse (1254342204), we get a palindrome (5276776725).

The spelling of 4022434521 in words is "four billion, twenty-two million, four hundred thirty-four thousand, five hundred twenty-one".