33995473 has 2 divisors, whose sum is σ = 33995474. Its totient is φ = 33995472.

The previous prime is 33995471. The next prime is 33995477. The reversal of 33995473 is 37459933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20948929 + 13046544 = 4577^2 + 3612^2 .

It is a cyclic number.

It is not a de Polignac number, because 33995473 - 2¹ = 33995471 is a prime.

Together with 33995471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (33995471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16997736 + 16997737.

It is an arithmetic number, because the mean of its divisors is an integer number (16997737).

Almost surely, 2^33995473 is an apocalyptic number.

It is an amenable number.

33995473 is a deficient number, since it is larger than the sum of its proper divisors (1).

33995473 is an equidigital number, since it uses as much as digits as its factorization.

33995473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 306180, while the sum is 43.

The square root of 33995473 is about 5830.5636948755. The cubic root of 33995473 is about 323.9468013301.

The spelling of 33995473 in words is "thirty-three million, nine hundred ninety-five thousand, four hundred seventy-three".