4056522 has 16 divisors (see below), whose sum is σ = 8145120. Its totient is φ = 1346832.

The previous prime is 4056517. The next prime is 4056527. The reversal of 4056522 is 2256504.

It is an interprime number because it is at equal distance from previous prime (4056517) and next prime (4056527).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4056492 and 4056501.

It is not an unprimeable number, because it can be changed into a prime (4056527) 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, 504 + ... + 2892.

It is an arithmetic number, because the mean of its divisors is an integer number (509070).

Almost surely, 2^4056522 is an apocalyptic number.

4056522 is an abundant number, since it is smaller than the sum of its proper divisors (4088598).

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

4056522 is a wasteful number, since it uses less digits than its factorization.

4056522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 4056522 is about 2014.0809318396. The cubic root of 4056522 is about 159.4843031824.

The spelling of 4056522 in words is "four million, fifty-six thousand, five hundred twenty-two".