3427205 has 8 divisors (see below), whose sum is σ = 4245504. Its totient is φ = 2653200.

The previous prime is 3427187. The next prime is 3427211. The reversal of 3427205 is 5027243.

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

It is not a de Polignac number, because 3427205 - 2⁶ = 3427141 is a prime.

It is a super-2 number, since 2×3427205² = 23491468224050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10901 + ... + 11210.

It is an arithmetic number, because the mean of its divisors is an integer number (530688).

Almost surely, 2^3427205 is an apocalyptic number.

It is an amenable number.

3427205 is a deficient number, since it is larger than the sum of its proper divisors (818299).

3427205 is a wasteful number, since it uses less digits than its factorization.

3427205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22147.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 3427205 is about 1851.2711848889. The cubic root of 3427205 is about 150.7694535994.

The spelling of 3427205 in words is "three million, four hundred twenty-seven thousand, two hundred five".