2683778 has 16 divisors (see below), whose sum is σ = 4306176. Its totient is φ = 1251360.

The previous prime is 2683777. The next prime is 2683781. The reversal of 2683778 is 8773862.

2683778 is nontrivially palindromic in base 9.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (2683771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175 + ... + 2597.

It is an arithmetic number, because the mean of its divisors is an integer number (269136).

2^2683778 is an apocalyptic number.

2683778 is a deficient number, since it is larger than the sum of its proper divisors (1622398).

2683778 is a wasteful number, since it uses less digits than its factorization.

2683778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489.

The product of its digits is 112896, while the sum is 41.

The square root of 2683778 is about 1638.2240384026. The cubic root of 2683778 is about 138.9682310986.

The spelling of 2683778 in words is "two million, six hundred eighty-three thousand, seven hundred seventy-eight".