1852221802 has 8 divisors (see below), whose sum is σ = 2924560800. Its totient is φ = 877368204.

The previous prime is 1852221799. The next prime is 1852221803. The reversal of 1852221802 is 2081222581.

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

It is not an unprimeable number, because it can be changed into a prime (1852221803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24371302 + ... + 24371377.

It is an arithmetic number, because the mean of its divisors is an integer number (365570100).

Almost surely, 2^1852221802 is an apocalyptic number.

1852221802 is a deficient number, since it is larger than the sum of its proper divisors (1072338998).

1852221802 is a wasteful number, since it uses less digits than its factorization.

1852221802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48742700.

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 1852221802 is about 43037.4465088253. The cubic root of 1852221802 is about 1228.0922685819.

The spelling of 1852221802 in words is "one billion, eight hundred fifty-two million, two hundred twenty-one thousand, eight hundred two".