3455825 has 12 divisors (see below), whose sum is σ = 4320780. Its totient is φ = 2741760.

The previous prime is 3455821. The next prime is 3455827. The reversal of 3455825 is 5285543.

It can be written as a sum of positive squares in 6 ways, for example, as 132496 + 3323329 = 364^2 + 1823^2 .

It is not a de Polignac number, because 3455825 - 2² = 3455821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3455791 and 3455800.

It is not an unprimeable number, because it can be changed into a prime (3455821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2921 + ... + 3929.

It is an arithmetic number, because the mean of its divisors is an integer number (360065).

Almost surely, 2^3455825 is an apocalyptic number.

It is an amenable number.

3455825 is a deficient number, since it is larger than the sum of its proper divisors (864955).

3455825 is a wasteful number, since it uses less digits than its factorization.

3455825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156 (or 1151 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 3455825 is about 1858.9849380778. The cubic root of 3455825 is about 151.1879740209.

The spelling of 3455825 in words is "three million, four hundred fifty-five thousand, eight hundred twenty-five".