2277507225 has 48 divisors (see below), whose sum is σ = 4442255360. Its totient is φ = 1007553600.

The previous prime is 2277507223. The next prime is 2277507227. The reversal of 2277507225 is 5227057722.

It is an interprime number because it is at equal distance from previous prime (2277507223) and next prime (2277507227).

It is not a de Polignac number, because 2277507225 - 2¹ = 2277507223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2277507223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53695 + ... + 86244.

Almost surely, 2^2277507225 is an apocalyptic number.

2277507225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2277507225 is a deficient number, since it is larger than the sum of its proper divisors (2164748135).

2277507225 is a wasteful number, since it uses less digits than its factorization.

2277507225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139990 (or 139985 counting only the distinct ones).

The product of its (nonzero) digits is 137200, while the sum is 39.

The square root of 2277507225 is about 47723.2356928991. The cubic root of 2277507225 is about 1315.6890325091.

The spelling of 2277507225 in words is "two billion, two hundred seventy-seven million, five hundred seven thousand, two hundred twenty-five".