2278295225 has 12 divisors (see below), whose sum is σ = 2973775440. Its totient is φ = 1726707600.

The previous prime is 2278295197. The next prime is 2278295251. The reversal of 2278295225 is 5225928722.

It is not a de Polignac number, because 2278295225 - 2¹² = 2278291129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2397731 + ... + 2398680.

It is an arithmetic number, because the mean of its divisors is an integer number (247814620).

Almost surely, 2^2278295225 is an apocalyptic number.

2278295225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2278295225 is a deficient number, since it is larger than the sum of its proper divisors (695480215).

2278295225 is a wasteful number, since it uses less digits than its factorization.

2278295225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4796440 (or 4796435 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 2278295225 is about 47731.4909153276. The cubic root of 2278295225 is about 1315.8407544442.

The spelling of 2278295225 in words is "two billion, two hundred seventy-eight million, two hundred ninety-five thousand, two hundred twenty-five".