33424961 has 2 divisors, whose sum is σ = 33424962. Its totient is φ = 33424960.

The previous prime is 33424931. The next prime is 33424969. The reversal of 33424961 is 16942433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17901361 + 15523600 = 4231^2 + 3940^2 .

It is a cyclic number.

It is not a de Polignac number, because 33424961 - 2¹⁰ = 33423937 is a prime.

It is a super-2 number, since 2×33424961² = 2234456035703042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33424969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16712480 + 16712481.

It is an arithmetic number, because the mean of its divisors is an integer number (16712481).

Almost surely, 2^33424961 is an apocalyptic number.

It is an amenable number.

33424961 is a deficient number, since it is larger than the sum of its proper divisors (1).

33424961 is an equidigital number, since it uses as much as digits as its factorization.

33424961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 32.

The square root of 33424961 is about 5781.4324349594. The cubic root of 33424961 is about 322.1244102157.

The spelling of 33424961 in words is "thirty-three million, four hundred twenty-four thousand, nine hundred sixty-one".