38434373 has 2 divisors, whose sum is σ = 38434374. Its totient is φ = 38434372.

The previous prime is 38434301. The next prime is 38434387. The reversal of 38434373 is 37343483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29571844 + 8862529 = 5438^2 + 2977^2 .

It is an emirp because it is prime and its reverse (37343483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38434373 - 2¹² = 38430277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38434393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19217186 + 19217187.

It is an arithmetic number, because the mean of its divisors is an integer number (19217187).

Almost surely, 2^38434373 is an apocalyptic number.

It is an amenable number.

38434373 is a deficient number, since it is larger than the sum of its proper divisors (1).

38434373 is an equidigital number, since it uses as much as digits as its factorization.

38434373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 35.

The square root of 38434373 is about 6199.5461930693. The cubic root of 38434373 is about 337.4737003741.

The spelling of 38434373 in words is "thirty-eight million, four hundred thirty-four thousand, three hundred seventy-three".