38436313 has 2 divisors, whose sum is σ = 38436314. Its totient is φ = 38436312.

The previous prime is 38436301. The next prime is 38436353. The reversal of 38436313 is 31363483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35366809 + 3069504 = 5947^2 + 1752^2 .

It is a cyclic number.

It is not a de Polignac number, because 38436313 - 2²⁵ = 4881881 is a prime.

It is not a weakly prime, because it can be changed into another prime (38436353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19218156 + 19218157.

It is an arithmetic number, because the mean of its divisors is an integer number (19218157).

Almost surely, 2^38436313 is an apocalyptic number.

It is an amenable number.

38436313 is a deficient number, since it is larger than the sum of its proper divisors (1).

38436313 is an equidigital number, since it uses as much as digits as its factorization.

38436313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 31.

The square root of 38436313 is about 6199.7026541601. The cubic root of 38436313 is about 337.4793783468.

Adding to 38436313 its reverse (31363483), we get a palindrome (69799796).

The spelling of 38436313 in words is "thirty-eight million, four hundred thirty-six thousand, three hundred thirteen".