4278975 has 24 divisors (see below), whose sum is σ = 7201920. Its totient is φ = 2241120.

The previous prime is 4278959. The next prime is 4278991. The reversal of 4278975 is 5798724.

4278975 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4278959) and next prime (4278991).

It is not a de Polignac number, because 4278975 - 2⁴ = 4278959 is a prime.

4278975 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3942 + ... + 4908.

It is an arithmetic number, because the mean of its divisors is an integer number (300080).

Almost surely, 2^4278975 is an apocalyptic number.

4278975 is a deficient number, since it is larger than the sum of its proper divisors (2922945).

4278975 is a wasteful number, since it uses less digits than its factorization.

4278975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039 (or 1034 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The square root of 4278975 is about 2068.5683454989. The cubic root of 4278975 is about 162.3478655038.

It can be divided in two parts, 4278 and 975, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 4278975 in words is "four million, two hundred seventy-eight thousand, nine hundred seventy-five".