3566146 has 4 divisors (see below), whose sum is σ = 5349222. Its totient is φ = 1783072.

The previous prime is 3566131. The next prime is 3566149. The reversal of 3566146 is 6416653.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2544025 + 1022121 = 1595^2 + 1011^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3566149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 891535 + ... + 891538.

Almost surely, 2^3566146 is an apocalyptic number.

3566146 is a deficient number, since it is larger than the sum of its proper divisors (1783076).

3566146 is a wasteful number, since it uses less digits than its factorization.

3566146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783075.

The product of its digits is 12960, while the sum is 31.

The square root of 3566146 is about 1888.4242108171. The cubic root of 3566146 is about 152.7799533746.

The spelling of 3566146 in words is "three million, five hundred sixty-six thousand, one hundred forty-six".