2649225 has 12 divisors (see below), whose sum is σ = 4380176. Its totient is φ = 1412880.

The previous prime is 2649217. The next prime is 2649233. The reversal of 2649225 is 5229462.

It is an interprime number because it is at equal distance from previous prime (2649217) and next prime (2649233).

It is not a de Polignac number, because 2649225 - 2³ = 2649217 is a prime.

It is a Duffinian number.

2649225 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2649192 and 2649201.

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, 17587 + ... + 17736.

2^2649225 is an apocalyptic number.

2649225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2649225 is a deficient number, since it is larger than the sum of its proper divisors (1730951).

2649225 is a wasteful number, since it uses less digits than its factorization.

2649225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35336 (or 35331 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 2649225 is about 1627.6440028458. The cubic root of 2649225 is about 138.3692589068.

The spelling of 2649225 in words is "two million, six hundred forty-nine thousand, two hundred twenty-five".