2267278252 has 12 divisors (see below), whose sum is σ = 3968268640. Its totient is φ = 1133487216.

The previous prime is 2267278249. The next prime is 2267278259. The reversal of 2267278252 is 2528727622.

It is a junction number, because it is equal to n+sod(n) for n = 2267278199 and 2267278208.

It is not an unprimeable number, because it can be changed into a prime (2267278259) 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, 228 + ... + 67339.

Almost surely, 2^2267278252 is an apocalyptic number.

It is an amenable number.

2267278252 is a deficient number, since it is larger than the sum of its proper divisors (1700990388).

2267278252 is a wasteful number, since it uses less digits than its factorization.

2267278252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75960 (or 75958 counting only the distinct ones).

The product of its digits is 376320, while the sum is 43.

The square root of 2267278252 is about 47615.9453544713. The cubic root of 2267278252 is about 1313.7163572865.

The spelling of 2267278252 in words is "two billion, two hundred sixty-seven million, two hundred seventy-eight thousand, two hundred fifty-two".