2002646285 has 4 divisors (see below), whose sum is σ = 2403175548. Its totient is φ = 1602117024.

The previous prime is 2002646279. The next prime is 2002646309. The reversal of 2002646285 is 5826462002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 473367049 + 1529279236 = 21757^2 + 39106^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002646285 - 2¹⁰ = 2002645261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200264624 + ... + 200264633.

It is an arithmetic number, because the mean of its divisors is an integer number (600793887).

Almost surely, 2^2002646285 is an apocalyptic number.

It is an amenable number.

2002646285 is a deficient number, since it is larger than the sum of its proper divisors (400529263).

2002646285 is an equidigital number, since it uses as much as digits as its factorization.

2002646285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400529262.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 2002646285 is about 44750.9361354598. The cubic root of 2002646285 is about 1260.4764900206.

The spelling of 2002646285 in words is "two billion, two million, six hundred forty-six thousand, two hundred eighty-five".