3506018 has 8 divisors (see below), whose sum is σ = 5289948. Its totient is φ = 1742704.

The previous prime is 3505991. The next prime is 3506023. The reversal of 3506018 is 8106053.

It can be written as a sum of positive squares in 2 ways, for example, as 2968729 + 537289 = 1723^2 + 733^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 3505984 and 3506002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4721 + ... + 5412.

Almost surely, 2^3506018 is an apocalyptic number.

3506018 is a deficient number, since it is larger than the sum of its proper divisors (1783930).

3506018 is a wasteful number, since it uses less digits than its factorization.

3506018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10308.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 3506018 is about 1872.4363807617. The cubic root of 3506018 is about 151.9164187305.

The spelling of 3506018 in words is "three million, five hundred six thousand, eighteen".