4386947 has 2 divisors, whose sum is σ = 4386948. Its totient is φ = 4386946.

The previous prime is 4386919. The next prime is 4386971. The reversal of 4386947 is 7496834.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4386947 - 2⁶ = 4386883 is a prime.

It is not a weakly prime, because it can be changed into another prime (4386247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2193473 + 2193474.

It is an arithmetic number, because the mean of its divisors is an integer number (2193474).

Almost surely, 2^4386947 is an apocalyptic number.

4386947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4386947 is an equidigital number, since it uses as much as digits as its factorization.

4386947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The square root of 4386947 is about 2094.5039985639. The cubic root of 4386947 is about 163.7020542184.

The spelling of 4386947 in words is "four million, three hundred eighty-six thousand, nine hundred forty-seven".