2278325836 has 6 divisors (see below), whose sum is σ = 3987070220. Its totient is φ = 1139162916.

The previous prime is 2278325827. The next prime is 2278325837. The reversal of 2278325836 is 6385238722.

It is a super-2 number, since 2×2278325836² = 10381537229970197792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2278325837) 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 as a sum of consecutive naturals, namely, 284790726 + ... + 284790733.

Almost surely, 2^2278325836 is an apocalyptic number.

It is an amenable number.

2278325836 is a deficient number, since it is larger than the sum of its proper divisors (1708744384).

2278325836 is a wasteful number, since it uses less digits than its factorization.

2278325836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569581463 (or 569581461 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 2278325836 is about 47731.8115725770. The cubic root of 2278325836 is about 1315.8466475963.

The spelling of 2278325836 in words is "two billion, two hundred seventy-eight million, three hundred twenty-five thousand, eight hundred thirty-six".