2055226 has 4 divisors (see below), whose sum is σ = 3082842. Its totient is φ = 1027612.

The previous prime is 2055223. The next prime is 2055233. The reversal of 2055226 is 6225502.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1104601 + 950625 = 1051^2 + 975^2 .

It is a super-2 number, since 2×2055226² = 8447907822152, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2055197 and 2055206.

It is not an unprimeable number, because it can be changed into a prime (2055223) 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 as a sum of consecutive naturals, namely, 513805 + ... + 513808.

2^2055226 is an apocalyptic number.

2055226 is a deficient number, since it is larger than the sum of its proper divisors (1027616).

2055226 is a wasteful number, since it uses less digits than its factorization.

2055226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027615.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2055226 is about 1433.6059430680. The cubic root of 2055226 is about 127.1412650921.

The spelling of 2055226 in words is "two million, fifty-five thousand, two hundred twenty-six".