38197763 has 2 divisors, whose sum is σ = 38197764. Its totient is φ = 38197762.

The previous prime is 38197741. The next prime is 38197781. The reversal of 38197763 is 36779183.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38197763 - 2⁸ = 38197507 is a prime.

It is not a weakly prime, because it can be changed into another prime (38197703) 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 as a sum of consecutive naturals, namely, 19098881 + 19098882.

It is an arithmetic number, because the mean of its divisors is an integer number (19098882).

Almost surely, 2^38197763 is an apocalyptic number.

38197763 is a deficient number, since it is larger than the sum of its proper divisors (1).

38197763 is an equidigital number, since it uses as much as digits as its factorization.

38197763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 44.

The square root of 38197763 is about 6180.4338844453. The cubic root of 38197763 is about 336.7797549484.

The spelling of 38197763 in words is "thirty-eight million, one hundred ninety-seven thousand, seven hundred sixty-three".