2078226 has 24 divisors (see below), whose sum is σ = 4530240. Its totient is φ = 688536.

The previous prime is 2078221. The next prime is 2078243. The reversal of 2078226 is 6228702.

It is a self number, because there is not a number n which added to its sum of digits gives 2078226.

It is not an unprimeable number, because it can be changed into a prime (2078221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4515 + ... + 4953.

It is an arithmetic number, because the mean of its divisors is an integer number (188760).

2^2078226 is an apocalyptic number.

2078226 is an abundant number, since it is smaller than the sum of its proper divisors (2452014).

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

2078226 is a wasteful number, since it uses less digits than its factorization.

2078226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2078226 is about 1441.6053551510. The cubic root of 2078226 is about 127.6137853903.

It can be divided in two parts, 2078 and 226, that added together give a square (2304 = 48²).

The spelling of 2078226 in words is "two million, seventy-eight thousand, two hundred twenty-six".