2840336 has 20 divisors (see below), whose sum is σ = 5541312. Its totient is φ = 1410336.

The previous prime is 2840303. The next prime is 2840353. The reversal of 2840336 is 6330482.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

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, 2141 + ... + 3203.

2^2840336 is an apocalyptic number.

It is an amenable number.

2840336 is a deficient number, since it is larger than the sum of its proper divisors (2700976).

2840336 is a wasteful number, since it uses less digits than its factorization.

2840336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2840336 is about 1685.3296413462. The cubic root of 2840336 is about 141.6195595779.

The spelling of 2840336 in words is "two million, eight hundred forty thousand, three hundred thirty-six".