2647002087 has 6 divisors (see below), whose sum is σ = 3823447472. Its totient is φ = 1764668052.

The previous prime is 2647002079. The next prime is 2647002103. The reversal of 2647002087 is 7802007462.

2647002087 is a `hidden beast` number, since 2 + 647 + 0 + 0 + 2 + 0 + 8 + 7 = 666.

It is not a de Polignac number, because 2647002087 - 2³ = 2647002079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2647002037) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147055663 + ... + 147055680.

Almost surely, 2^2647002087 is an apocalyptic number.

2647002087 is a deficient number, since it is larger than the sum of its proper divisors (1176445385).

2647002087 is a wasteful number, since it uses less digits than its factorization.

2647002087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294111349 (or 294111346 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 2647002087 is about 51449.0241598419. The cubic root of 2647002087 is about 1383.3054709570.

The spelling of 2647002087 in words is "two billion, six hundred forty-seven million, two thousand, eighty-seven".