3954225 has 24 divisors (see below), whose sum is σ = 7133472. Its totient is φ = 1916800.

The previous prime is 3954221. The next prime is 3954233. The reversal of 3954225 is 5224593.

3954225 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 3954225 - 2² = 3954221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3954192 and 3954201.

It is not an unprimeable number, because it can be changed into a prime (3954221) 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 23 ways as a sum of consecutive naturals, for example, 1572 + ... + 3221.

It is an arithmetic number, because the mean of its divisors is an integer number (297228).

Almost surely, 2^3954225 is an apocalyptic number.

It is an amenable number.

3954225 is a deficient number, since it is larger than the sum of its proper divisors (3179247).

3954225 is a wasteful number, since it uses less digits than its factorization.

3954225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817 (or 4812 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 3954225 is about 1988.5233214624. The cubic root of 3954225 is about 158.1322532046.

The spelling of 3954225 in words is "three million, nine hundred fifty-four thousand, two hundred twenty-five".