38403763 has 2 divisors, whose sum is σ = 38403764. Its totient is φ = 38403762.

The previous prime is 38403737. The next prime is 38403779. The reversal of 38403763 is 36730483.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (36730483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38403763 - 2¹⁷ = 38272691 is a prime.

It is not a weakly prime, because it can be changed into another prime (38403733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19201881 + 19201882.

It is an arithmetic number, because the mean of its divisors is an integer number (19201882).

Almost surely, 2^38403763 is an apocalyptic number.

38403763 is a deficient number, since it is larger than the sum of its proper divisors (1).

38403763 is an equidigital number, since it uses as much as digits as its factorization.

38403763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 38403763 is about 6197.0769722507. The cubic root of 38403763 is about 337.3840860285.

The spelling of 38403763 in words is "thirty-eight million, four hundred three thousand, seven hundred sixty-three".