1827122 has 16 divisors (see below), whose sum is σ = 3048192. Its totient is φ = 814320.

The previous prime is 1827107. The next prime is 1827127. The reversal of 1827122 is 2217281.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1827127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383 + ... + 1949.

It is an arithmetic number, because the mean of its divisors is an integer number (190512).

2^1827122 is an apocalyptic number.

1827122 is a deficient number, since it is larger than the sum of its proper divisors (1221070).

1827122 is a wasteful number, since it uses less digits than its factorization.

1827122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633.

The product of its digits is 448, while the sum is 23.

The square root of 1827122 is about 1351.7107678790. The cubic root of 1827122 is about 122.2519651520.

The spelling of 1827122 in words is "one million, eight hundred twenty-seven thousand, one hundred twenty-two".