379049647 has 2 divisors, whose sum is σ = 379049648. Its totient is φ = 379049646.

The previous prime is 379049609. The next prime is 379049681. The reversal of 379049647 is 746940973.

It is a strong prime.

It is an emirp because it is prime and its reverse (746940973) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 379049647 - 2²⁷ = 244831919 is a prime.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 379049647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379041647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189524823 + 189524824.

It is an arithmetic number, because the mean of its divisors is an integer number (189524824).

Almost surely, 2^379049647 is an apocalyptic number.

379049647 is a deficient number, since it is larger than the sum of its proper divisors (1).

379049647 is an equidigital number, since it uses as much as digits as its factorization.

379049647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The square root of 379049647 is about 19469.1973897231. The cubic root of 379049647 is about 723.7113196188.

The spelling of 379049647 in words is "three hundred seventy-nine million, forty-nine thousand, six hundred forty-seven".