33423029 has 2 divisors, whose sum is σ = 33423030. Its totient is φ = 33423028.

The previous prime is 33423023. The next prime is 33423041. The reversal of 33423029 is 92032433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27772900 + 5650129 = 5270^2 + 2377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33423029 is a prime.

It is a super-2 number, since 2×33423029² = 2234197735069682, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 33422989 and 33423007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33423023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16711514 + 16711515.

It is an arithmetic number, because the mean of its divisors is an integer number (16711515).

Almost surely, 2^33423029 is an apocalyptic number.

It is an amenable number.

33423029 is a deficient number, since it is larger than the sum of its proper divisors (1).

33423029 is an equidigital number, since it uses as much as digits as its factorization.

33423029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 33423029 is about 5781.2653459256. The cubic root of 33423029 is about 322.1182037128.

The spelling of 33423029 in words is "thirty-three million, four hundred twenty-three thousand, twenty-nine".