38160649 has 2 divisors, whose sum is σ = 38160650. Its totient is φ = 38160648.

The previous prime is 38160601. The next prime is 38160671. The reversal of 38160649 is 94606183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33143049 + 5017600 = 5757^2 + 2240^2 .

It is a cyclic number.

It is not a de Polignac number, because 38160649 - 2²¹ = 36063497 is a prime.

It is not a weakly prime, because it can be changed into another prime (38160679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19080324 + 19080325.

It is an arithmetic number, because the mean of its divisors is an integer number (19080325).

Almost surely, 2^38160649 is an apocalyptic number.

It is an amenable number.

38160649 is a deficient number, since it is larger than the sum of its proper divisors (1).

38160649 is an equidigital number, since it uses as much as digits as its factorization.

38160649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 38160649 is about 6177.4306147459. The cubic root of 38160649 is about 336.6706447700.

It can be divided in two parts, 38160 and 649, that added together give a square (38809 = 197²).

The spelling of 38160649 in words is "thirty-eight million, one hundred sixty thousand, six hundred forty-nine".