2783966 has 8 divisors (see below), whose sum is σ = 4357584. Its totient is φ = 1331440.

The previous prime is 2783959. The next prime is 2783999. The reversal of 2783966 is 6693872.

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

It is a congruent number.

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, 30215 + ... + 30306.

It is an arithmetic number, because the mean of its divisors is an integer number (544698).

2^2783966 is an apocalyptic number.

2783966 is a deficient number, since it is larger than the sum of its proper divisors (1573618).

2783966 is a wasteful number, since it uses less digits than its factorization.

2783966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60546.

The product of its digits is 108864, while the sum is 41.

The square root of 2783966 is about 1668.5221005429. The cubic root of 2783966 is about 140.6764204383.

The spelling of 2783966 in words is "two million, seven hundred eighty-three thousand, nine hundred sixty-six".