4219446990 has 64 divisors (see below), whose sum is σ = 11053469952. Its totient is φ = 1022323200.

The previous prime is 4219446953. The next prime is 4219447019. The reversal of 4219446990 is 996449124.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1110534 + ... + 1114326.

It is an arithmetic number, because the mean of its divisors is an integer number (172710468).

Almost surely, 2^4219446990 is an apocalyptic number.

4219446990 is an abundant number, since it is smaller than the sum of its proper divisors (6834022962).

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

4219446990 is a wasteful number, since it uses less digits than its factorization.

4219446990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7185.

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 4219446990 is about 64957.2704937638. The cubic root of 4219446990 is about 1615.9149974793.

The spelling of 4219446990 in words is "four billion, two hundred nineteen million, four hundred forty-six thousand, nine hundred ninety".