38308873 has 2 divisors, whose sum is σ = 38308874. Its totient is φ = 38308872.

The previous prime is 38308859. The next prime is 38308891. The reversal of 38308873 is 37880383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31270464 + 7038409 = 5592^2 + 2653^2 .

It is an emirp because it is prime and its reverse (37880383) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38308873 - 2⁵ = 38308841 is a prime.

It is not a weakly prime, because it can be changed into another prime (48308873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19154436 + 19154437.

It is an arithmetic number, because the mean of its divisors is an integer number (19154437).

Almost surely, 2^38308873 is an apocalyptic number.

It is an amenable number.

38308873 is a deficient number, since it is larger than the sum of its proper divisors (1).

38308873 is an equidigital number, since it uses as much as digits as its factorization.

38308873 is an evil number, because the sum of its binary digits is even.

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

The square root of 38308873 is about 6189.4162083350. The cubic root of 38308873 is about 337.1059815125.

It can be divided in two parts, 383088 and 73, that added together give a square (383161 = 619²).

The spelling of 38308873 in words is "thirty-eight million, three hundred eight thousand, eight hundred seventy-three".