3506004 has 36 divisors (see below), whose sum is σ = 9193184. Its totient is φ = 1168344.

The previous prime is 3505991. The next prime is 3506023. The reversal of 3506004 is 4006053.

It is a happy number.

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 (18).

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 832 + ... + 2775.

Almost surely, 2^3506004 is an apocalyptic number.

It is an amenable number.

3506004 is an abundant number, since it is smaller than the sum of its proper divisors (5687180).

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

3506004 is a wasteful number, since it uses less digits than its factorization.

3506004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3626 (or 3612 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3506004 is about 1872.4326423132. The cubic root of 3506004 is about 151.9162165227.

The spelling of 3506004 in words is "three million, five hundred six thousand, four".