2776225 has 6 divisors (see below), whose sum is σ = 3442550. Its totient is φ = 2220960.

The previous prime is 2776217. The next prime is 2776259. The reversal of 2776225 is 5226772.

It can be written as a sum of positive squares in 3 ways, for example, as 345744 + 2430481 = 588^2 + 1559^2 .

It is not a de Polignac number, because 2776225 - 2³ = 2776217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55500 + ... + 55549.

2^2776225 is an apocalyptic number.

2776225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2776225 is a deficient number, since it is larger than the sum of its proper divisors (666325).

2776225 is a wasteful number, since it uses less digits than its factorization.

2776225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111059 (or 111054 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 2776225 is about 1666.2007682149. The cubic root of 2776225 is about 140.5459127314.

The spelling of 2776225 in words is "two million, seven hundred seventy-six thousand, two hundred twenty-five".