2895002644 has 12 divisors (see below), whose sum is σ = 5066635924. Its totient is φ = 1447392384.

The previous prime is 2895002629. The next prime is 2895002651. The reversal of 2895002644 is 4462005982.

It can be written as a sum of positive squares in 2 ways, for example, as 2158531600 + 736471044 = 46460^2 + 27138^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2895002597 and 2895002606.

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, 76234 + ... + 107710.

Almost surely, 2^2895002644 is an apocalyptic number.

It is an amenable number.

2895002644 is a deficient number, since it is larger than the sum of its proper divisors (2171633280).

2895002644 is a wasteful number, since it uses less digits than its factorization.

2895002644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54474 (or 54472 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 2895002644 is about 53805.2287793668. The cubic root of 2895002644 is about 1425.2235445340.

The spelling of 2895002644 in words is "two billion, eight hundred ninety-five million, two thousand, six hundred forty-four".