1889221058 has 8 divisors (see below), whose sum is σ = 2957041728. Its totient is φ = 903540484.

The previous prime is 1889221051. The next prime is 1889221063. The reversal of 1889221058 is 8501229881.

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 (1889221051) 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, 20534966 + ... + 20535057.

It is an arithmetic number, because the mean of its divisors is an integer number (369630216).

Almost surely, 2^1889221058 is an apocalyptic number.

1889221058 is a deficient number, since it is larger than the sum of its proper divisors (1067820670).

1889221058 is a wasteful number, since it uses less digits than its factorization.

1889221058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41070048.

The product of its (nonzero) digits is 92160, while the sum is 44.

The square root of 1889221058 is about 43465.1706312077. The cubic root of 1889221058 is about 1236.2157125173.

The spelling of 1889221058 in words is "one billion, eight hundred eighty-nine million, two hundred twenty-one thousand, fifty-eight".