3427605 has 24 divisors (see below), whose sum is σ = 6046560. Its totient is φ = 1795680.

The previous prime is 3427583. The next prime is 3427607. The reversal of 3427605 is 5067243.

It is a happy number.

3427605 is a `hidden beast` number, since 34 + 27 + 605 = 666.

It is not a de Polignac number, because 3427605 - 2⁹ = 3427093 is a prime.

It is a d-powerful number, because it can be written as 3¹¹ + 4¹⁰ + 2¹⁷ + 7⁶ + 6² + 0 + 5⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2010 + ... + 3300.

It is an arithmetic number, because the mean of its divisors is an integer number (251940).

Almost surely, 2^3427605 is an apocalyptic number.

It is an amenable number.

3427605 is a deficient number, since it is larger than the sum of its proper divisors (2618955).

3427605 is a wasteful number, since it uses less digits than its factorization.

3427605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361 (or 1358 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 3427605 is about 1851.3792156120. The cubic root of 3427605 is about 150.7753189654.

The spelling of 3427605 in words is "three million, four hundred twenty-seven thousand, six hundred five".