33166025 has 6 divisors (see below), whose sum is σ = 41125902. Its totient is φ = 26532800.

The previous prime is 33166019. The next prime is 33166043. The reversal of 33166025 is 52066133.

It can be written as a sum of positive squares in 3 ways, for example, as 6869641 + 26296384 = 2621^2 + 5128^2 .

It is not a de Polignac number, because 33166025 - 2⁴ = 33166009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33165985 and 33166003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 663296 + ... + 663345.

It is an arithmetic number, because the mean of its divisors is an integer number (6854317).

Almost surely, 2^33166025 is an apocalyptic number.

It is an amenable number.

33166025 is a deficient number, since it is larger than the sum of its proper divisors (7959877).

33166025 is a wasteful number, since it uses less digits than its factorization.

33166025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326651 (or 1326646 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 33166025 is about 5758.9951380427. The cubic root of 33166025 is about 321.2904434136.

The spelling of 33166025 in words is "thirty-three million, one hundred sixty-six thousand, twenty-five".