343477379 has 4 divisors (see below), whose sum is σ = 392545584. Its totient is φ = 294409176.

The previous prime is 343477373. The next prime is 343477391. The reversal of 343477379 is 973774343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 973774343 = 83 ⋅11732221.

It is a cyclic number.

It is not a de Polignac number, because 343477379 - 2²⁰ = 342428803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343477373) 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, 24534092 + ... + 24534105.

It is an arithmetic number, because the mean of its divisors is an integer number (98136396).

Almost surely, 2^343477379 is an apocalyptic number.

343477379 is a deficient number, since it is larger than the sum of its proper divisors (49068205).

343477379 is an equidigital number, since it uses as much as digits as its factorization.

343477379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49068204.

The product of its digits is 1333584, while the sum is 47.

The square root of 343477379 is about 18533.1427178447. The cubic root of 343477379 is about 700.3245970768.

The spelling of 343477379 in words is "three hundred forty-three million, four hundred seventy-seven thousand, three hundred seventy-nine".