2219146 has 8 divisors (see below), whose sum is σ = 3524580. Its totient is φ = 1044288.

The previous prime is 2219141. The next prime is 2219153. The reversal of 2219146 is 6419122.

It can be written as a sum of positive squares in 2 ways, for example, as 2217121 + 2025 = 1489^2 + 45^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2219146.

It is not an unprimeable number, because it can be changed into a prime (2219141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32601 + ... + 32668.

2^2219146 is an apocalyptic number.

2219146 is a deficient number, since it is larger than the sum of its proper divisors (1305434).

2219146 is a wasteful number, since it uses less digits than its factorization.

2219146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65288.

The product of its digits is 864, while the sum is 25.

The square root of 2219146 is about 1489.6798313732. The cubic root of 2219146 is about 130.4353452182.

The spelling of 2219146 in words is "two million, two hundred nineteen thousand, one hundred forty-six".