4095522 has 42 divisors (see below), whose sum is σ = 9387777. Its totient is φ = 1339416.

The previous prime is 4095517. The next prime is 4095523. The reversal of 4095522 is 2255904.

It can be written as a sum of positive squares in 2 ways, for example, as 3884841 + 210681 = 1971^2 + 459^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1431.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (4095523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 77248 + ... + 77300.

Almost surely, 2^4095522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4095522

4095522 is an abundant number, since it is smaller than the sum of its proper divisors (5292255).

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

4095522 is an frugal number, since it uses more digits than its factorization.

4095522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 58 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 4095522 is about 2023.7396077559. The cubic root of 4095522 is about 159.9937757995.

The spelling of 4095522 in words is "four million, ninety-five thousand, five hundred twenty-two".