3072146 has 16 divisors (see below), whose sum is σ = 5745600. Its totient is φ = 1196880.

The previous prime is 3072137. The next prime is 3072161. The reversal of 3072146 is 6412703.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9821 + ... + 10128.

It is an arithmetic number, because the mean of its divisors is an integer number (359100).

Almost surely, 2^3072146 is an apocalyptic number.

3072146 is a deficient number, since it is larger than the sum of its proper divisors (2673454).

3072146 is a wasteful number, since it uses less digits than its factorization.

3072146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19969.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 3072146 is about 1752.7538332578. The cubic root of 3072146 is about 145.3719503381.

Adding to 3072146 its reverse (6412703), we get a palindrome (9484849).

The spelling of 3072146 in words is "three million, seventy-two thousand, one hundred forty-six".