38154241 has 2 divisors, whose sum is σ = 38154242. Its totient is φ = 38154240.

The previous prime is 38154197. The next prime is 38154247. The reversal of 38154241 is 14245183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28569025 + 9585216 = 5345^2 + 3096^2 .

It is a cyclic number.

It is not a de Polignac number, because 38154241 - 2⁷ = 38154113 is a prime.

It is a super-2 number, since 2×38154241² = 2911492212572162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38154247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19077120 + 19077121.

It is an arithmetic number, because the mean of its divisors is an integer number (19077121).

Almost surely, 2^38154241 is an apocalyptic number.

It is an amenable number.

38154241 is a deficient number, since it is larger than the sum of its proper divisors (1).

38154241 is an equidigital number, since it uses as much as digits as its factorization.

38154241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 28.

The square root of 38154241 is about 6176.9119307304. The cubic root of 38154241 is about 336.6517989491.

The spelling of 38154241 in words is "thirty-eight million, one hundred fifty-four thousand, two hundred forty-one".