38122489 has 2 divisors, whose sum is σ = 38122490. Its totient is φ = 38122488.

The previous prime is 38122459. The next prime is 38122537. The reversal of 38122489 is 98422183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37112464 + 1010025 = 6092^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 38122489 - 2⁵ = 38122457 is a prime.

It is not a weakly prime, because it can be changed into another prime (38122429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19061244 + 19061245.

It is an arithmetic number, because the mean of its divisors is an integer number (19061245).

Almost surely, 2^38122489 is an apocalyptic number.

It is an amenable number.

38122489 is a deficient number, since it is larger than the sum of its proper divisors (1).

38122489 is an equidigital number, since it uses as much as digits as its factorization.

38122489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 37.

The square root of 38122489 is about 6174.3411794296. The cubic root of 38122489 is about 336.5583857029.

The spelling of 38122489 in words is "thirty-eight million, one hundred twenty-two thousand, four hundred eighty-nine".