3420618 has 24 divisors (see below), whose sum is σ = 6999552. Its totient is φ = 1114344.

The previous prime is 3420617. The next prime is 3420631. The reversal of 3420618 is 8160243.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3420617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26871 + ... + 26997.

It is an arithmetic number, because the mean of its divisors is an integer number (291648).

Almost surely, 2^3420618 is an apocalyptic number.

3420618 is an abundant number, since it is smaller than the sum of its proper divisors (3578934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3420618 is a wasteful number, since it uses less digits than its factorization.

3420618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 3420618 is about 1849.4912814069. The cubic root of 3420618 is about 150.6727999783.

The spelling of 3420618 in words is "three million, four hundred twenty thousand, six hundred eighteen".