38589121 has 4 divisors (see below), whose sum is σ = 38636500. Its totient is φ = 38541744.

The previous prime is 38589097. The next prime is 38589151. The reversal of 38589121 is 12198583.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31640625 + 6948496 = 5625^2 + 2636^2 .

It is a cyclic number.

It is not a de Polignac number, because 38589121 - 2¹³ = 38580929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38589151) 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 in 3 ways as a sum of consecutive naturals, for example, 22446 + ... + 24103.

It is an arithmetic number, because the mean of its divisors is an integer number (9659125).

Almost surely, 2^38589121 is an apocalyptic number.

It is an amenable number.

38589121 is a deficient number, since it is larger than the sum of its proper divisors (47379).

38589121 is an equidigital number, since it uses as much as digits as its factorization.

38589121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47378.

The product of its digits is 17280, while the sum is 37.

The square root of 38589121 is about 6212.0142466031. The cubic root of 38589121 is about 337.9260163924.

The spelling of 38589121 in words is "thirty-eight million, five hundred eighty-nine thousand, one hundred twenty-one".