4022526 has 16 divisors (see below), whose sum is σ = 8080128. Its totient is φ = 1335000.

The previous prime is 4022507. The next prime is 4022549. The reversal of 4022526 is 6252204.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171 + ... + 2841.

It is an arithmetic number, because the mean of its divisors is an integer number (505008).

Almost surely, 2^4022526 is an apocalyptic number.

4022526 is an abundant number, since it is smaller than the sum of its proper divisors (4057602).

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

4022526 is a wasteful number, since it uses less digits than its factorization.

4022526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4022526 is about 2005.6235937982. The cubic root of 4022526 is about 159.0375292132.

The spelling of 4022526 in words is "four million, twenty-two thousand, five hundred twenty-six".