2274678252 has 144 divisors (see below), whose sum is σ = 7546156800. Its totient is φ = 559716480.

The previous prime is 2274678247. The next prime is 2274678277. The reversal of 2274678252 is 2528764722.

It is a super-2 number, since 2×2274678252² = 10348322300243551008, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2274678198 and 2274678207.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 31074 + ... + 74262.

Almost surely, 2^2274678252 is an apocalyptic number.

2274678252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2274678252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3773078400).

2274678252 is an abundant number, since it is smaller than the sum of its proper divisors (5271478548).

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

2274678252 is a wasteful number, since it uses less digits than its factorization.

2274678252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43236 (or 43231 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The square root of 2274678252 is about 47693.5871160893. The cubic root of 2274678252 is about 1315.1440520338.

The spelling of 2274678252 in words is "two billion, two hundred seventy-four million, six hundred seventy-eight thousand, two hundred fifty-two".