1804533222 has 16 divisors (see below), whose sum is σ = 3619973952. Its totient is φ = 599693160.

The previous prime is 1804533193. The next prime is 1804533223. The reversal of 1804533222 is 2223354081.

It is a self number, because there is not a number n which added to its sum of digits gives 1804533222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1804533223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452328 + ... + 456299.

It is an arithmetic number, because the mean of its divisors is an integer number (226248372).

Almost surely, 2^1804533222 is an apocalyptic number.

1804533222 is an abundant number, since it is smaller than the sum of its proper divisors (1815440730).

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

1804533222 is a wasteful number, since it uses less digits than its factorization.

1804533222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908963.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1804533222 is about 42479.7978102533. The cubic root of 1804533222 is about 1217.4607271870.

The spelling of 1804533222 in words is "one billion, eight hundred four million, five hundred thirty-three thousand, two hundred twenty-two".