4023278 has 16 divisors (see below), whose sum is σ = 6937440. Its totient is φ = 1714176.

The previous prime is 4023277. The next prime is 4023281. The reversal of 4023278 is 8723204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023277) 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, 1958 + ... + 3446.

It is an arithmetic number, because the mean of its divisors is an integer number (433590).

Almost surely, 2^4023278 is an apocalyptic number.

4023278 is a deficient number, since it is larger than the sum of its proper divisors (2914162).

4023278 is a wasteful number, since it uses less digits than its factorization.

4023278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 4023278 is about 2005.8110579015. The cubic root of 4023278 is about 159.0474391364.

The spelling of 4023278 in words is "four million, twenty-three thousand, two hundred seventy-eight".