1854222 has 8 divisors (see below), whose sum is σ = 3708456. Its totient is φ = 618072.

The previous prime is 1854221. The next prime is 1854227. The reversal of 1854222 is 2224581.

It is a sphenic number, since it is the product of 3 distinct primes.

1854222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1854192 and 1854201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1854221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154513 + ... + 154524.

It is an arithmetic number, because the mean of its divisors is an integer number (463557).

2^1854222 is an apocalyptic number.

1854222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1854222 is a wasteful number, since it uses less digits than its factorization.

1854222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309042.

The product of its digits is 1280, while the sum is 24.

The square root of 1854222 is about 1361.6982044491. The cubic root of 1854222 is about 122.8534178221.

The spelling of 1854222 in words is "one million, eight hundred fifty-four thousand, two hundred twenty-two".