379218427 has 4 divisors (see below), whose sum is σ = 433392496. Its totient is φ = 325044360.

The previous prime is 379218421. The next prime is 379218461. The reversal of 379218427 is 724812973.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 379218427 - 2²⁷ = 245000699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (379218421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27087024 + ... + 27087037.

It is an arithmetic number, because the mean of its divisors is an integer number (108348124).

Almost surely, 2^379218427 is an apocalyptic number.

379218427 is a deficient number, since it is larger than the sum of its proper divisors (54174069).

379218427 is an equidigital number, since it uses as much as digits as its factorization.

379218427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54174068.

The product of its digits is 169344, while the sum is 43.

The square root of 379218427 is about 19473.5314465559. The cubic root of 379218427 is about 723.8187196848.

The spelling of 379218427 in words is "three hundred seventy-nine million, two hundred eighteen thousand, four hundred twenty-seven".