2206925 has 12 divisors (see below), whose sum is σ = 3127776. Its totient is φ = 1513200.

The previous prime is 2206909. The next prime is 2206927. The reversal of 2206925 is 5296022.

2206925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2206925 - 2⁴ = 2206909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2206894 and 2206903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6131 + ... + 6480.

It is an arithmetic number, because the mean of its divisors is an integer number (260648).

2^2206925 is an apocalyptic number.

2206925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2206925 is a deficient number, since it is larger than the sum of its proper divisors (920851).

2206925 is a wasteful number, since it uses less digits than its factorization.

2206925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12628 (or 12623 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2206925 is about 1485.5722803014. The cubic root of 2206925 is about 130.1954653239.

The spelling of 2206925 in words is "two million, two hundred six thousand, nine hundred twenty-five".