2270378 has 16 divisors (see below), whose sum is σ = 3836160. Its totient is φ = 998400.

The previous prime is 2270341. The next prime is 2270383. The reversal of 2270378 is 8730722.

It is a self number, because there is not a number n which added to its sum of digits gives 2270378.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983 + ... + 2346.

It is an arithmetic number, because the mean of its divisors is an integer number (239760).

2^2270378 is an apocalyptic number.

2270378 is a deficient number, since it is larger than the sum of its proper divisors (1565782).

2270378 is a wasteful number, since it uses less digits than its factorization.

2270378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 2270378 is about 1506.7773558160. Note that the first 3 decimals coincide. The cubic root of 2270378 is about 131.4314774540.

The spelling of 2270378 in words is "two million, two hundred seventy thousand, three hundred seventy-eight".