20960146 has 8 divisors (see below), whose sum is σ = 31909680. Its totient is φ = 10323588.

The previous prime is 20960129. The next prime is 20960179. The reversal of 20960146 is 64106902.

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

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, 78076 + ... + 78343.

It is an arithmetic number, because the mean of its divisors is an integer number (3988710).

Almost surely, 2^20960146 is an apocalyptic number.

20960146 is a deficient number, since it is larger than the sum of its proper divisors (10949534).

20960146 is a wasteful number, since it uses less digits than its factorization.

20960146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156488.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 20960146 is about 4578.2252019751. The cubic root of 20960146 is about 275.7177766938.

The spelling of 20960146 in words is "twenty million, nine hundred sixty thousand, one hundred forty-six".