1853228 has 24 divisors (see below), whose sum is σ = 3530352. Its totient is φ = 846144.

The previous prime is 1853209. The next prime is 1853231. The reversal of 1853228 is 8223581.

It is a self number, because there is not a number n which added to its sum of digits gives 1853228.

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, 8051 + ... + 8277.

It is an arithmetic number, because the mean of its divisors is an integer number (147098).

2^1853228 is an apocalyptic number.

It is an amenable number.

1853228 is a deficient number, since it is larger than the sum of its proper divisors (1677124).

1853228 is a wasteful number, since it uses less digits than its factorization.

1853228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 399 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 1853228 is about 1361.3331700947. Note that the first 3 decimals coincide. The cubic root of 1853228 is about 122.8314610616.

The spelling of 1853228 in words is "one million, eight hundred fifty-three thousand, two hundred twenty-eight".