3405379 has 4 divisors (see below), whose sum is σ = 3440584. Its totient is φ = 3370176.

The previous prime is 3405371. The next prime is 3405397. The reversal of 3405379 is 9735043.

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 3405379 - 2³ = 3405371 is a prime.

It is a super-2 number, since 2×3405379² = 23193212267282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3405379.

It is not an unprimeable number, because it can be changed into a prime (3405371) 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 in 3 ways as a sum of consecutive naturals, for example, 17457 + ... + 17650.

It is an arithmetic number, because the mean of its divisors is an integer number (860146).

Almost surely, 2^3405379 is an apocalyptic number.

3405379 is a deficient number, since it is larger than the sum of its proper divisors (35205).

3405379 is an equidigital number, since it uses as much as digits as its factorization.

3405379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35204.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 3405379 is about 1845.3669011879. The cubic root of 3405379 is about 150.4487156161.

The spelling of 3405379 in words is "three million, four hundred five thousand, three hundred seventy-nine".