2229606378 has 32 divisors (see below), whose sum is σ = 4957708800. Its totient is φ = 742747968.

The previous prime is 2229606377. The next prime is 2229606413. The reversal of 2229606378 is 8736069222.

2229606378 is a `hidden beast` number, since 2 + 2 + 2 + 9 + 6 + 0 + 637 + 8 = 666.

2229606378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2229606378² = 9942289201636557768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2229606371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83250 + ... + 106722.

It is an arithmetic number, because the mean of its divisors is an integer number (154928400).

Almost surely, 2^2229606378 is an apocalyptic number.

2229606378 is an abundant number, since it is smaller than the sum of its proper divisors (2728102422).

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

2229606378 is a wasteful number, since it uses less digits than its factorization.

2229606378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25243 (or 25237 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 2229606378 is about 47218.7079238727. The cubic root of 2229606378 is about 1306.3996820057.

The spelling of 2229606378 in words is "two billion, two hundred twenty-nine million, six hundred six thousand, three hundred seventy-eight".