2019428676 has 36 divisors (see below), whose sum is σ = 5108738544. Its totient is φ = 672606000.

The previous prime is 2019428639. The next prime is 2019428689. The reversal of 2019428676 is 6768249102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2019428676² = 8156184354902225952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24751 + ... + 68201.

It is an arithmetic number, because the mean of its divisors is an integer number (141909404).

Almost surely, 2^2019428676 is an apocalyptic number.

It is an amenable number.

2019428676 is an abundant number, since it is smaller than the sum of its proper divisors (3089309868).

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

2019428676 is a wasteful number, since it uses less digits than its factorization.

2019428676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44752 (or 44747 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 2019428676 is about 44938.0537629301. The cubic root of 2019428676 is about 1263.9876763006.

The spelling of 2019428676 in words is "two billion, nineteen million, four hundred twenty-eight thousand, six hundred seventy-six".