2864196 has 18 divisors (see below), whose sum is σ = 7240142. Its totient is φ = 954720.

The previous prime is 2864159. The next prime is 2864201. The reversal of 2864196 is 6914682.

2864196 is a `hidden beast` number, since 2 + 8 + 641 + 9 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1988100 + 876096 = 1410^2 + 936^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 79561 = 2864196 / (2 + 8 + 6 + 4 + 1 + 9 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 2864196.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39745 + ... + 39816.

2^2864196 is an apocalyptic number.

It is an amenable number.

2864196 is an abundant number, since it is smaller than the sum of its proper divisors (4375946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2864196 is a wasteful number, since it uses less digits than its factorization.

2864196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79571 (or 79566 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 2864196 is about 1692.3935712475. The cubic root of 2864196 is about 142.0150086629.

The spelling of 2864196 in words is "two million, eight hundred sixty-four thousand, one hundred ninety-six".