38284657 has 2 divisors, whose sum is σ = 38284658. Its totient is φ = 38284656.

The previous prime is 38284651. The next prime is 38284681. The reversal of 38284657 is 75648283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23415921 + 14868736 = 4839^2 + 3856^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38284657 is a prime.

It is not a weakly prime, because it can be changed into another prime (38284651) 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, 19142328 + 19142329.

It is an arithmetic number, because the mean of its divisors is an integer number (19142329).

Almost surely, 2^38284657 is an apocalyptic number.

It is an amenable number.

38284657 is a deficient number, since it is larger than the sum of its proper divisors (1).

38284657 is an equidigital number, since it uses as much as digits as its factorization.

38284657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 43.

The square root of 38284657 is about 6187.4596564341. The cubic root of 38284657 is about 337.0349354902.

The spelling of 38284657 in words is "thirty-eight million, two hundred eighty-four thousand, six hundred fifty-seven".