38298947 has 2 divisors, whose sum is σ = 38298948. Its totient is φ = 38298946.

The previous prime is 38298941. The next prime is 38298983. The reversal of 38298947 is 74989283.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (74989283) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38298947 - 2⁸ = 38298691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38298895 and 38298904.

It is not a weakly prime, because it can be changed into another prime (38298941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19149473 + 19149474.

It is an arithmetic number, because the mean of its divisors is an integer number (19149474).

Almost surely, 2^38298947 is an apocalyptic number.

38298947 is a deficient number, since it is larger than the sum of its proper divisors (1).

38298947 is an equidigital number, since it uses as much as digits as its factorization.

38298947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 50.

The square root of 38298947 is about 6188.6143037032. The cubic root of 38298947 is about 337.0768637760.

The spelling of 38298947 in words is "thirty-eight million, two hundred ninety-eight thousand, nine hundred forty-seven".