3486220 has 12 divisors (see below), whose sum is σ = 7321104. Its totient is φ = 1394480.

The previous prime is 3486209. The next prime is 3486221. The reversal of 3486220 is 226843.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3486221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87136 + ... + 87175.

It is an arithmetic number, because the mean of its divisors is an integer number (610092).

Almost surely, 2^3486220 is an apocalyptic number.

It is an amenable number.

3486220 is an abundant number, since it is smaller than the sum of its proper divisors (3834884).

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

3486220 is a wasteful number, since it uses less digits than its factorization.

3486220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174320 (or 174318 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 3486220 is about 1867.1422013334. The cubic root of 3486220 is about 151.6299284414.

The spelling of 3486220 in words is "three million, four hundred eighty-six thousand, two hundred twenty".