8213862002 has 4 divisors (see below), whose sum is σ = 12320793006. Its totient is φ = 4106931000.

The previous prime is 8213861923. The next prime is 8213862017. The reversal of 8213862002 is 2002683128.

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., 8181383401 + 32478601 = 90451^2 + 5699^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8213862002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2053465499 + ... + 2053465502.

Almost surely, 2^8213862002 is an apocalyptic number.

8213862002 is a deficient number, since it is larger than the sum of its proper divisors (4106931004).

8213862002 is a wasteful number, since it uses less digits than its factorization.

8213862002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4106931003.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 8213862002 is about 90630.3591629207. The cubic root of 8213862002 is about 2017.6653419533.

The spelling of 8213862002 in words is "eight billion, two hundred thirteen million, eight hundred sixty-two thousand, two".