3420395 has 8 divisors (see below), whose sum is σ = 4477680. Its totient is φ = 2487520.

The previous prime is 3420371. The next prime is 3420401. The reversal of 3420395 is 5930243.

3420395 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3420395 - 2⁸ = 3420139 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31040 + ... + 31149.

It is an arithmetic number, because the mean of its divisors is an integer number (559710).

Almost surely, 2^3420395 is an apocalyptic number.

3420395 is a deficient number, since it is larger than the sum of its proper divisors (1057285).

3420395 is a wasteful number, since it uses less digits than its factorization.

3420395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62205.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3420395 is about 1849.4309935761. The cubic root of 3420395 is about 150.6695256417.

The spelling of 3420395 in words is "three million, four hundred twenty thousand, three hundred ninety-five".