1852228 has 24 divisors (see below), whose sum is σ = 3753792. Its totient is φ = 783264.

The previous prime is 1852217. The next prime is 1852241. The reversal of 1852228 is 8222581.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 1852196 and 1852205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1926 + ... + 2722.

It is an arithmetic number, because the mean of its divisors is an integer number (156408).

2^1852228 is an apocalyptic number.

It is an amenable number.

1852228 is an abundant number, since it is smaller than the sum of its proper divisors (1901564).

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

1852228 is a wasteful number, since it uses less digits than its factorization.

1852228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 889 counting only the distinct ones).

The product of its digits is 2560, while the sum is 28.

The square root of 1852228 is about 1360.9658335168. The cubic root of 1852228 is about 122.8093638416.

It can be divided in two parts, 1852 and 228, that added together give a triangular number (2080 = T₆₄).

The spelling of 1852228 in words is "one million, eight hundred fifty-two thousand, two hundred twenty-eight".