3470661 has 16 divisors (see below), whose sum is σ = 5176320. Its totient is φ = 2298240.

The previous prime is 3470653. The next prime is 3470671. The reversal of 3470661 is 1660743.

It is not a de Polignac number, because 3470661 - 2³ = 3470653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3470611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4821 + ... + 5493.

It is an arithmetic number, because the mean of its divisors is an integer number (323520).

Almost surely, 2^3470661 is an apocalyptic number.

It is an amenable number.

3470661 is a deficient number, since it is larger than the sum of its proper divisors (1705659).

3470661 is a wasteful number, since it uses less digits than its factorization.

3470661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 867 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3470661 is about 1862.9710142673. The cubic root of 3470661 is about 151.4040172346.

The spelling of 3470661 in words is "three million, four hundred seventy thousand, six hundred sixty-one".