2055522 has 32 divisors (see below), whose sum is σ = 4752000. Its totient is φ = 580608.

The previous prime is 2055511. The next prime is 2055541. The reversal of 2055522 is 2255502.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4354 + ... + 4802.

It is an arithmetic number, because the mean of its divisors is an integer number (148500).

2^2055522 is an apocalyptic number.

2055522 is an abundant number, since it is smaller than the sum of its proper divisors (2696478).

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

2055522 is a wasteful number, since it uses less digits than its factorization.

2055522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 2055522 is about 1433.7091755304. The cubic root of 2055522 is about 127.1473685584.

The spelling of 2055522 in words is "two million, fifty-five thousand, five hundred twenty-two".