4022526540 has 48 divisors (see below), whose sum is σ = 11362766688. Its totient is φ = 1063179264.

The previous prime is 4022526539. The next prime is 4022526581. The reversal of 4022526540 is 456252204.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4022526498 and 4022526507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289867 + ... + 303426.

It is an arithmetic number, because the mean of its divisors is an integer number (236724306).

Almost surely, 2^4022526540 is an apocalyptic number.

It is an amenable number.

4022526540 is an abundant number, since it is smaller than the sum of its proper divisors (7340240148).

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

4022526540 is a wasteful number, since it uses less digits than its factorization.

4022526540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593418 (or 593416 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 4022526540 is about 63423.3911108512. The cubic root of 4022526540 is about 1590.3753632986.

Adding to 4022526540 its reverse (456252204), we get a palindrome (4478778744).

The spelling of 4022526540 in words is "four billion, twenty-two million, five hundred twenty-six thousand, five hundred forty".