2854667644 has 12 divisors (see below), whose sum is σ = 5001110800. Its totient is φ = 1425778848.

The previous prime is 2854667639. The next prime is 2854667653. The reversal of 2854667644 is 4467664582.

2854667644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2854667591 and 2854667600.

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, 384609 + ... + 391960.

Almost surely, 2^2854667644 is an apocalyptic number.

It is an amenable number.

2854667644 is a deficient number, since it is larger than the sum of its proper divisors (2146443156).

2854667644 is a wasteful number, since it uses less digits than its factorization.

2854667644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777492 (or 777490 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 52.

The square root of 2854667644 is about 53429.0898668506. The cubic root of 2854667644 is about 1418.5735268375.

The spelling of 2854667644 in words is "two billion, eight hundred fifty-four million, six hundred sixty-seven thousand, six hundred forty-four".