2230178 has 4 divisors (see below), whose sum is σ = 3345270. Its totient is φ = 1115088.

The previous prime is 2230177. The next prime is 2230219. The reversal of 2230178 is 8710322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1495729 + 734449 = 1223^2 + 857^2 .

It is not an unprimeable number, because it can be changed into a prime (2230177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557543 + ... + 557546.

2^2230178 is an apocalyptic number.

2230178 is a deficient number, since it is larger than the sum of its proper divisors (1115092).

2230178 is a wasteful number, since it uses less digits than its factorization.

2230178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115091.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2230178 is about 1493.3780499257. The cubic root of 2230178 is about 130.6511316507.

The spelling of 2230178 in words is "two million, two hundred thirty thousand, one hundred seventy-eight".