38334889 has 2 divisors, whose sum is σ = 38334890. Its totient is φ = 38334888.

The previous prime is 38334871. The next prime is 38334893. The reversal of 38334889 is 98843383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31136400 + 7198489 = 5580^2 + 2683^2 .

It is an emirp because it is prime and its reverse (98843383) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38334889 - 2¹³ = 38326697 is a prime.

It is not a weakly prime, because it can be changed into another prime (38334809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19167444 + 19167445.

It is an arithmetic number, because the mean of its divisors is an integer number (19167445).

Almost surely, 2^38334889 is an apocalyptic number.

It is an amenable number.

38334889 is a deficient number, since it is larger than the sum of its proper divisors (1).

38334889 is an equidigital number, since it uses as much as digits as its factorization.

38334889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 46.

The square root of 38334889 is about 6191.5175038112. The cubic root of 38334889 is about 337.1822751052.

The spelling of 38334889 in words is "thirty-eight million, three hundred thirty-four thousand, eight hundred eighty-nine".