2819066 has 4 divisors (see below), whose sum is σ = 4228602. Its totient is φ = 1409532.

The previous prime is 2819053. The next prime is 2819099. The reversal of 2819066 is 6609182.

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., 2819041 + 25 = 1679^2 + 5^2 .

It is a super-2 number, since 2×2819066² = 15894266224712, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704765 + ... + 704768.

2^2819066 is an apocalyptic number.

2819066 is a deficient number, since it is larger than the sum of its proper divisors (1409536).

2819066 is a wasteful number, since it uses less digits than its factorization.

2819066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409535.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 2819066 is about 1679.0074448912. The cubic root of 2819066 is about 141.2651650515.

The spelling of 2819066 in words is "two million, eight hundred nineteen thousand, sixty-six".