2864004378 has 32 divisors (see below), whose sum is σ = 6001059840. Its totient is φ = 910079280.

The previous prime is 2864004371. The next prime is 2864004383. The reversal of 2864004378 is 8734004682.

It is not an unprimeable number, because it can be changed into a prime (2864004371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102448 + ... + 127371.

It is an arithmetic number, because the mean of its divisors is an integer number (187533120).

Almost surely, 2^2864004378 is an apocalyptic number.

2864004378 is an abundant number, since it is smaller than the sum of its proper divisors (3137055462).

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

2864004378 is a wasteful number, since it uses less digits than its factorization.

2864004378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229922.

The product of its (nonzero) digits is 258048, while the sum is 42.

The square root of 2864004378 is about 53516.3935444084. The cubic root of 2864004378 is about 1420.1184153713.

The spelling of 2864004378 in words is "two billion, eight hundred sixty-four million, four thousand, three hundred seventy-eight".