3489866 has 8 divisors (see below), whose sum is σ = 5289060. Its totient is φ = 1726848.

The previous prime is 3489847. The next prime is 3489869. The reversal of 3489866 is 6689843.

It can be written as a sum of positive squares in 2 ways, for example, as 3441025 + 48841 = 1855^2 + 221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3489869) 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, 8801 + ... + 9188.

Almost surely, 2^3489866 is an apocalyptic number.

3489866 is a deficient number, since it is larger than the sum of its proper divisors (1799194).

3489866 is a wasteful number, since it uses less digits than its factorization.

3489866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18088.

The product of its digits is 248832, while the sum is 44.

The square root of 3489866 is about 1868.1183046049. The cubic root of 3489866 is about 151.6827698288.

The spelling of 3489866 in words is "three million, four hundred eighty-nine thousand, eight hundred sixty-six".