3056146 has 4 divisors (see below), whose sum is σ = 4584222. Its totient is φ = 1528072.

The previous prime is 3056129. The next prime is 3056149. The reversal of 3056146 is 6416503.

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., 2941225 + 114921 = 1715^2 + 339^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3056146.

It is not an unprimeable number, because it can be changed into a prime (3056149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 764035 + ... + 764038.

Almost surely, 2^3056146 is an apocalyptic number.

3056146 is a deficient number, since it is larger than the sum of its proper divisors (1528076).

3056146 is a wasteful number, since it uses less digits than its factorization.

3056146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528075.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3056146 is about 1748.1836287988. The cubic root of 3056146 is about 145.1191410806.

The spelling of 3056146 in words is "three million, fifty-six thousand, one hundred forty-six".