38290829 has 2 divisors, whose sum is σ = 38290830. Its totient is φ = 38290828.

The previous prime is 38290801. The next prime is 38290867. The reversal of 38290829 is 92809283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38105929 + 184900 = 6173^2 + 430^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38290829 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38200829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19145414 + 19145415.

It is an arithmetic number, because the mean of its divisors is an integer number (19145415).

Almost surely, 2^38290829 is an apocalyptic number.

It is an amenable number.

38290829 is a deficient number, since it is larger than the sum of its proper divisors (1).

38290829 is an equidigital number, since it uses as much as digits as its factorization.

38290829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 38290829 is about 6187.9583870611. The cubic root of 38290829 is about 337.0530460337.

The spelling of 38290829 in words is "thirty-eight million, two hundred ninety thousand, eight hundred twenty-nine".