38162489 has 2 divisors, whose sum is σ = 38162490. Its totient is φ = 38162488.

The previous prime is 38162483. The next prime is 38162561. The reversal of 38162489 is 98426183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34904464 + 3258025 = 5908^2 + 1805^2 .

It is a cyclic number.

It is not a de Polignac number, because 38162489 - 2¹⁶ = 38096953 is a prime.

It is not a weakly prime, because it can be changed into another prime (38162483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19081244 + 19081245.

It is an arithmetic number, because the mean of its divisors is an integer number (19081245).

Almost surely, 2^38162489 is an apocalyptic number.

It is an amenable number.

38162489 is a deficient number, since it is larger than the sum of its proper divisors (1).

38162489 is an equidigital number, since it uses as much as digits as its factorization.

38162489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 41.

The square root of 38162489 is about 6177.5795421832. The cubic root of 38162489 is about 336.6760557893.

The spelling of 38162489 in words is "thirty-eight million, one hundred sixty-two thousand, four hundred eighty-nine".