3889220446 has 8 divisors (see below), whose sum is σ = 5835273120. Its totient is φ = 1944129408.

The previous prime is 3889220429. The next prime is 3889220453. The reversal of 3889220446 is 6440229883.

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

It is a junction number, because it is equal to n+sod(n) for n = 3889220396 and 3889220405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230211 + ... + 246526.

It is an arithmetic number, because the mean of its divisors is an integer number (729409140).

Almost surely, 2^3889220446 is an apocalyptic number.

3889220446 is a deficient number, since it is larger than the sum of its proper divisors (1946052674).

3889220446 is a wasteful number, since it uses less digits than its factorization.

3889220446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480818.

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 3889220446 is about 62363.6147605316. The cubic root of 3889220446 is about 1572.6093498351.

The spelling of 3889220446 in words is "three billion, eight hundred eighty-nine million, two hundred twenty thousand, four hundred forty-six".