38164873 has 2 divisors, whose sum is σ = 38164874. Its totient is φ = 38164872.

The previous prime is 38164859. The next prime is 38164877. The reversal of 38164873 is 37846183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38093584 + 71289 = 6172^2 + 267^2 .

It is an emirp because it is prime and its reverse (37846183) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38164873 - 2¹³ = 38156681 is a prime.

It is a super-2 number, since 2×38164873² = 2913115062212258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38164877) 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, 19082436 + 19082437.

It is an arithmetic number, because the mean of its divisors is an integer number (19082437).

Almost surely, 2^38164873 is an apocalyptic number.

It is an amenable number.

38164873 is a deficient number, since it is larger than the sum of its proper divisors (1).

38164873 is an equidigital number, since it uses as much as digits as its factorization.

38164873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 40.

The square root of 38164873 is about 6177.7724950017. The cubic root of 38164873 is about 336.6830663296.

The spelling of 38164873 in words is "thirty-eight million, one hundred sixty-four thousand, eight hundred seventy-three".