4055622 has 16 divisors (see below), whose sum is σ = 8588592. Its totient is φ = 1272320.

The previous prime is 4055599. The next prime is 4055627. The reversal of 4055622 is 2265504.

It is a junction number, because it is equal to n+sod(n) for n = 4055592 and 4055601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4055627) 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, 19779 + ... + 19982.

It is an arithmetic number, because the mean of its divisors is an integer number (536787).

Almost surely, 2^4055622 is an apocalyptic number.

4055622 is an abundant number, since it is smaller than the sum of its proper divisors (4532970).

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

4055622 is a wasteful number, since it uses less digits than its factorization.

4055622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39783.

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

The square root of 4055622 is about 2013.8574924756. The cubic root of 4055622 is about 159.4725076517.

The spelling of 4055622 in words is "four million, fifty-five thousand, six hundred twenty-two".