2675778 has 16 divisors (see below), whose sum is σ = 6116160. Its totient is φ = 764496.

The previous prime is 2675773. The next prime is 2675807. The reversal of 2675778 is 8775762.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 63709 = 2675778 / (2 + 6 + 7 + 5 + 7 + 7 + 8).

It is not an unprimeable number, because it can be changed into a prime (2675773) 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, 31813 + ... + 31896.

It is an arithmetic number, because the mean of its divisors is an integer number (382260).

2^2675778 is an apocalyptic number.

2675778 is an abundant number, since it is smaller than the sum of its proper divisors (3440382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2675778 is a wasteful number, since it uses less digits than its factorization.

2675778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63721.

The product of its digits is 164640, while the sum is 42.

The square root of 2675778 is about 1635.7805476286. The cubic root of 2675778 is about 138.8300114770.

The spelling of 2675778 in words is "two million, six hundred seventy-five thousand, seven hundred seventy-eight".