1840002219 has 24 divisors (see below), whose sum is σ = 2954111472. Its totient is φ = 1094109120.

The previous prime is 1840002217. The next prime is 1840002221. The reversal of 1840002219 is 9122000481.

It is an interprime number because it is at equal distance from previous prime (1840002217) and next prime (1840002221).

It is not a de Polignac number, because 1840002219 - 2¹ = 1840002217 is a prime.

It is a super-2 number, since 2×1840002219² = 6771216331849847922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1840002192 and 1840002201.

It is not an unprimeable number, because it can be changed into a prime (1840002217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170092 + ... + 180585.

It is an arithmetic number, because the mean of its divisors is an integer number (123087978).

Almost surely, 2^1840002219 is an apocalyptic number.

1840002219 is a deficient number, since it is larger than the sum of its proper divisors (1114109253).

1840002219 is a wasteful number, since it uses less digits than its factorization.

1840002219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350747 (or 350744 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1840002219 is about 42895.2470443988. The cubic root of 1840002219 is about 1225.3856276414.

The spelling of 1840002219 in words is "one billion, eight hundred forty million, two thousand, two hundred nineteen".