48938947 has 2 divisors, whose sum is σ = 48938948. Its totient is φ = 48938946.

The previous prime is 48938909. The next prime is 48938993. The reversal of 48938947 is 74983984.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48938947 - 2⁷ = 48938819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48938894 and 48938903.

It is not a weakly prime, because it can be changed into another prime (48938047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24469473 + 24469474.

It is an arithmetic number, because the mean of its divisors is an integer number (24469474).

Almost surely, 2^48938947 is an apocalyptic number.

48938947 is a deficient number, since it is larger than the sum of its proper divisors (1).

48938947 is an equidigital number, since it uses as much as digits as its factorization.

48938947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 52.

The square root of 48938947 is about 6995.6377121746. The cubic root of 48938947 is about 365.7785271625.

The spelling of 48938947 in words is "forty-eight million, nine hundred thirty-eight thousand, nine hundred forty-seven".