1802874002 has 8 divisors (see below), whose sum is σ = 2704989756. Its totient is φ = 901210752.

The previous prime is 1802873977. The next prime is 1802874019. The reversal of 1802874002 is 2004782081.

It can be written as a sum of positive squares in 2 ways, for example, as 1796827321 + 6046681 = 42389^2 + 2459^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1802874002.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 102983 + ... + 119210.

Almost surely, 2^1802874002 is an apocalyptic number.

1802874002 is a deficient number, since it is larger than the sum of its proper divisors (902115754).

1802874002 is a wasteful number, since it uses less digits than its factorization.

1802874002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226252.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 1802874002 is about 42460.2638004052. The cubic root of 1802874002 is about 1217.0874719130.

The spelling of 1802874002 in words is "one billion, eight hundred two million, eight hundred seventy-four thousand, two".