2247506678 has 4 divisors (see below), whose sum is σ = 3371260020. Its totient is φ = 1123753338.

The previous prime is 2247506669. The next prime is 2247506689. The reversal of 2247506678 is 8766057422.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561876668 + ... + 561876671.

It is an arithmetic number, because the mean of its divisors is an integer number (842815005).

Almost surely, 2^2247506678 is an apocalyptic number.

2247506678 is a deficient number, since it is larger than the sum of its proper divisors (1123753342).

2247506678 is a wasteful number, since it uses less digits than its factorization.

2247506678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123753341.

The product of its (nonzero) digits is 1128960, while the sum is 47.

The square root of 2247506678 is about 47407.8756959221. The cubic root of 2247506678 is about 1309.8864921172.

The spelling of 2247506678 in words is "two billion, two hundred forty-seven million, five hundred six thousand, six hundred seventy-eight".