4279189946 has 16 divisors (see below), whose sum is σ = 6678520200. Its totient is φ = 2053869888.

The previous prime is 4279189909. The next prime is 4279189961. The reversal of 4279189946 is 6499819724.

It can be written as a sum of positive squares in 4 ways, for example, as 4176390625 + 102799321 = 64625^2 + 10139^2 .

It is a super-2 number, since 2×4279189946² = 36622933187894965832, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 203201 + ... + 223268.

Almost surely, 2^4279189946 is an apocalyptic number.

4279189946 is a deficient number, since it is larger than the sum of its proper divisors (2399330254).

4279189946 is a wasteful number, since it uses less digits than its factorization.

4279189946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426673.

The product of its digits is 7838208, while the sum is 59.

The square root of 4279189946 is about 65415.5176238788. The cubic root of 4279189946 is about 1623.5058386822.

The spelling of 4279189946 in words is "four billion, two hundred seventy-nine million, one hundred eighty-nine thousand, nine hundred forty-six".