38293133 has 2 divisors, whose sum is σ = 38293134. Its totient is φ = 38293132.

The previous prime is 38293127. The next prime is 38293141. The reversal of 38293133 is 33139283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32924644 + 5368489 = 5738^2 + 2317^2 .

It is a cyclic number.

It is not a de Polignac number, because 38293133 - 2¹² = 38289037 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38293133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38293033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19146566 + 19146567.

It is an arithmetic number, because the mean of its divisors is an integer number (19146567).

Almost surely, 2^38293133 is an apocalyptic number.

It is an amenable number.

38293133 is a deficient number, since it is larger than the sum of its proper divisors (1).

38293133 is an equidigital number, since it uses as much as digits as its factorization.

38293133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 32.

The square root of 38293133 is about 6188.1445522871. The cubic root of 38293133 is about 337.0598061785.

The spelling of 38293133 in words is "thirty-eight million, two hundred ninety-three thousand, one hundred thirty-three".