3487966 has 8 divisors (see below), whose sum is σ = 5254560. Its totient is φ = 1736448.

The previous prime is 3487961. The next prime is 3487987. The reversal of 3487966 is 6697843.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3487961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3171 + ... + 4126.

It is an arithmetic number, because the mean of its divisors is an integer number (656820).

Almost surely, 2^3487966 is an apocalyptic number.

3487966 is a deficient number, since it is larger than the sum of its proper divisors (1766594).

3487966 is a wasteful number, since it uses less digits than its factorization.

3487966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7538.

The product of its digits is 217728, while the sum is 43.

The square root of 3487966 is about 1867.6097022665. The cubic root of 3487966 is about 151.6552377707.

The spelling of 3487966 in words is "three million, four hundred eighty-seven thousand, nine hundred sixty-six".