3481668 has 36 divisors (see below), whose sum is σ = 9320220. Its totient is φ = 1092096.

The previous prime is 3481657. The next prime is 3481691. The reversal of 3481668 is 8661843.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3069504 + 412164 = 1752^2 + 642^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2233 + ... + 3456.

It is an arithmetic number, because the mean of its divisors is an integer number (258895).

Almost surely, 2^3481668 is an apocalyptic number.

It is an amenable number.

3481668 is an abundant number, since it is smaller than the sum of its proper divisors (5838552).

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

3481668 is a wasteful number, since it uses less digits than its factorization.

3481668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716 (or 5711 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 3481668 is about 1865.9228279862. The cubic root of 3481668 is about 151.5639046811.

It can be divided in two parts, 348 and 1668, that added together give a triangular number (2016 = T₆₃).

The spelling of 3481668 in words is "three million, four hundred eighty-one thousand, six hundred sixty-eight".