3789427 has 2 divisors, whose sum is σ = 3789428. Its totient is φ = 3789426.

The previous prime is 3789413. The next prime is 3789451. The reversal of 3789427 is 7249873.

It is a weak prime.

It is an emirp because it is prime and its reverse (7249873) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3789427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3789427.

It is not a weakly prime, because it can be changed into another prime (3789497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1894713 + 1894714.

It is an arithmetic number, because the mean of its divisors is an integer number (1894714).

Almost surely, 2^3789427 is an apocalyptic number.

3789427 is a deficient number, since it is larger than the sum of its proper divisors (1).

3789427 is an equidigital number, since it uses as much as digits as its factorization.

3789427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 40.

The square root of 3789427 is about 1946.6450626655. The cubic root of 3789427 is about 155.9042119605.

The spelling of 3789427 in words is "three million, seven hundred eighty-nine thousand, four hundred twenty-seven".