4122878 has 16 divisors (see below), whose sum is σ = 6398784. Its totient is φ = 1991040.

The previous prime is 4122863. The next prime is 4122893. The reversal of 4122878 is 8782214.

It is an interprime number because it is at equal distance from previous prime (4122863) and next prime (4122893).

It is a congruent number.

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, 11051 + ... + 11417.

It is an arithmetic number, because the mean of its divisors is an integer number (399924).

Almost surely, 2^4122878 is an apocalyptic number.

4122878 is a deficient number, since it is larger than the sum of its proper divisors (2275906).

4122878 is a wasteful number, since it uses less digits than its factorization.

4122878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547.

The product of its digits is 7168, while the sum is 32.

The square root of 4122878 is about 2030.4871336701. The cubic root of 4122878 is about 160.3492112258.

The spelling of 4122878 in words is "four million, one hundred twenty-two thousand, eight hundred seventy-eight".