2002628686 has 4 divisors (see below), whose sum is σ = 3003943032. Its totient is φ = 1001314342.

The previous prime is 2002628651. The next prime is 2002628701. The reversal of 2002628686 is 6868262002.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500657170 + ... + 500657173.

It is an arithmetic number, because the mean of its divisors is an integer number (750985758).

Almost surely, 2^2002628686 is an apocalyptic number.

2002628686 is a deficient number, since it is larger than the sum of its proper divisors (1001314346).

2002628686 is a wasteful number, since it uses less digits than its factorization.

2002628686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001314345.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 2002628686 is about 44750.7395022697. The cubic root of 2002628686 is about 1260.4727977076.

The spelling of 2002628686 in words is "two billion, two million, six hundred twenty-eight thousand, six hundred eighty-six".