347478379 has 8 divisors (see below), whose sum is σ = 356355648. Its totient is φ = 338663040.

The previous prime is 347478371. The next prime is 347478389. The reversal of 347478379 is 973874743.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 347478379 - 2³ = 347478371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347478371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4012 + ... + 26665.

It is an arithmetic number, because the mean of its divisors is an integer number (44544456).

Almost surely, 2^347478379 is an apocalyptic number.

347478379 is a deficient number, since it is larger than the sum of its proper divisors (8877269).

347478379 is a wasteful number, since it uses less digits than its factorization.

347478379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30965.

The product of its digits is 3556224, while the sum is 52.

The square root of 347478379 is about 18640.7719528994. The cubic root of 347478379 is about 703.0333527272.

The spelling of 347478379 in words is "three hundred forty-seven million, four hundred seventy-eight thousand, three hundred seventy-nine".