2853866836 has 6 divisors (see below), whose sum is σ = 4994266970. Its totient is φ = 1426933416.

The previous prime is 2853866819. The next prime is 2853866843. The reversal of 2853866836 is 6386683582.

It can be written as a sum of positive squares in only one way, i.e., 1498154436 + 1355712400 = 38706^2 + 36820^2 .

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, 356733351 + ... + 356733358.

Almost surely, 2^2853866836 is an apocalyptic number.

It is an amenable number.

2853866836 is a deficient number, since it is larger than the sum of its proper divisors (2140400134).

2853866836 is a wasteful number, since it uses less digits than its factorization.

2853866836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713466713 (or 713466711 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 55.

The square root of 2853866836 is about 53421.5952214084. The cubic root of 2853866836 is about 1418.4408655947.

The spelling of 2853866836 in words is "two billion, eight hundred fifty-three million, eight hundred sixty-six thousand, eight hundred thirty-six".