3449620 has 24 divisors (see below), whose sum is σ = 7293384. Its totient is φ = 1370496.

The previous prime is 3449603. The next prime is 3449653. The reversal of 3449620 is 269443.

It can be written as a sum of positive squares in 4 ways, for example, as 1648656 + 1800964 = 1284^2 + 1342^2 .

It is an Ulam 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, 2962 + ... + 3958.

It is an arithmetic number, because the mean of its divisors is an integer number (303891).

Almost surely, 2^3449620 is an apocalyptic number.

It is an amenable number.

3449620 is an abundant number, since it is smaller than the sum of its proper divisors (3843764).

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

3449620 is a wasteful number, since it uses less digits than its factorization.

3449620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179 (or 1177 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 3449620 is about 1857.3152667224. The cubic root of 3449620 is about 151.0974328417.

The spelling of 3449620 in words is "three million, four hundred forty-nine thousand, six hundred twenty".