33530741 has 2 divisors, whose sum is σ = 33530742. Its totient is φ = 33530740.

The previous prime is 33530729. The next prime is 33530759. The reversal of 33530741 is 14703533.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33466225 + 64516 = 5785^2 + 254^2 .

It is a cyclic number.

It is not a de Polignac number, because 33530741 - 2⁶ = 33530677 is a prime.

It is a super-2 number, since 2×33530741² = 2248621184018162, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 33530741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33530701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16765370 + 16765371.

It is an arithmetic number, because the mean of its divisors is an integer number (16765371).

Almost surely, 2^33530741 is an apocalyptic number.

It is an amenable number.

33530741 is a deficient number, since it is larger than the sum of its proper divisors (1).

33530741 is an equidigital number, since it uses as much as digits as its factorization.

33530741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 33530741 is about 5790.5734603751. The cubic root of 33530741 is about 322.4638615035.

The spelling of 33530741 in words is "thirty-three million, five hundred thirty thousand, seven hundred forty-one".