33555241 has 2 divisors, whose sum is σ = 33555242. Its totient is φ = 33555240.

The previous prime is 33555217. The next prime is 33555251. The reversal of 33555241 is 14255533.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29539225 + 4016016 = 5435^2 + 2004^2 .

It is a cyclic number.

It is not a de Polignac number, because 33555241 - 2⁵ = 33555209 is a prime.

It is a super-2 number, since 2×33555241² = 2251908397136162, which contains 22 as substring.

It is a Chen prime.

It is equal to p_2063737 and since 33555241 and 2063737 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (33555251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16777620 + 16777621.

It is an arithmetic number, because the mean of its divisors is an integer number (16777621).

Almost surely, 2^33555241 is an apocalyptic number.

It is an amenable number.

33555241 is a deficient number, since it is larger than the sum of its proper divisors (1).

33555241 is an equidigital number, since it uses as much as digits as its factorization.

33555241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 28.

The square root of 33555241 is about 5792.6885813066. The cubic root of 33555241 is about 322.5423809055.

The spelling of 33555241 in words is "thirty-three million, five hundred fifty-five thousand, two hundred forty-one".