3678312002 has 4 divisors (see below), whose sum is σ = 5517468006. Its totient is φ = 1839156000.

The previous prime is 3678311971. The next prime is 3678312047. The reversal of 3678312002 is 2002138763.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2659361761 + 1018950241 = 51569^2 + 31921^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3678312002.

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 as a sum of consecutive naturals, namely, 919577999 + ... + 919578002.

Almost surely, 2^3678312002 is an apocalyptic number.

3678312002 is a deficient number, since it is larger than the sum of its proper divisors (1839156004).

3678312002 is a wasteful number, since it uses less digits than its factorization.

3678312002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839156003.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 3678312002 is about 60649.0890450961. The cubic root of 3678312002 is about 1543.6524317318.

The spelling of 3678312002 in words is "three billion, six hundred seventy-eight million, three hundred twelve thousand, two".