2245992878 has 8 divisors (see below), whose sum is σ = 3375218280. Its totient is φ = 1120920120.

The previous prime is 2245992877. The next prime is 2245992919. The reversal of 2245992878 is 8782995422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245992877) 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 3 ways as a sum of consecutive naturals, for example, 1036808 + ... + 1038971.

It is an arithmetic number, because the mean of its divisors is an integer number (421902285).

Almost surely, 2^2245992878 is an apocalyptic number.

2245992878 is a deficient number, since it is larger than the sum of its proper divisors (1129225402).

2245992878 is a wasteful number, since it uses less digits than its factorization.

2245992878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076322.

The product of its digits is 5806080, while the sum is 56.

The square root of 2245992878 is about 47391.9073049397. The cubic root of 2245992878 is about 1309.5923362940.

The spelling of 2245992878 in words is "two billion, two hundred forty-five million, nine hundred ninety-two thousand, eight hundred seventy-eight".