33146225 has 12 divisors (see below), whose sum is σ = 46973184. Its totient is φ = 22728720.

The previous prime is 33146167. The next prime is 33146227. The reversal of 33146225 is 52264133.

It is not a de Polignac number, because 33146225 - 2¹⁰ = 33145201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33146194 and 33146203.

It is not an unprimeable number, because it can be changed into a prime (33146227) 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, 94529 + ... + 94878.

It is an arithmetic number, because the mean of its divisors is an integer number (3914432).

Almost surely, 2^33146225 is an apocalyptic number.

33146225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

33146225 is a deficient number, since it is larger than the sum of its proper divisors (13826959).

33146225 is a wasteful number, since it uses less digits than its factorization.

33146225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189424 (or 189419 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 33146225 is about 5757.2758315023. The cubic root of 33146225 is about 321.2264942654.

The spelling of 33146225 in words is "thirty-three million, one hundred forty-six thousand, two hundred twenty-five".