3467661 has 8 divisors (see below), whose sum is σ = 4635840. Its totient is φ = 2305632.

The previous prime is 3467647. The next prime is 3467669. The reversal of 3467661 is 1667643.

3467661 is a nontrivial binomial coefficient, being equal to C(2634, 2).

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

It is not a de Polignac number, because 3467661 - 2⁷ = 3467533 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3467669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1 + ... + 2633.

It is an arithmetic number, because the mean of its divisors is an integer number (579480).

Almost surely, 2^3467661 is an apocalyptic number.

3467661 is the 2633-rd triangular number and also the 1317-th hexagonal number.

It is an amenable number.

3467661 is a deficient number, since it is larger than the sum of its proper divisors (1168179).

3467661 is a wasteful number, since it uses less digits than its factorization.

3467661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3075.

The product of its digits is 18144, while the sum is 33.

The square root of 3467661 is about 1862.1656746917. The cubic root of 3467661 is about 151.3603806875.

The spelling of 3467661 in words is "three million, four hundred sixty-seven thousand, six hundred sixty-one".