4969878 has 16 divisors (see below), whose sum is σ = 10017216. Its totient is φ = 1643720.

The previous prime is 4969873. The next prime is 4969879. The reversal of 4969878 is 8789694.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4969878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4969873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2376 + ... + 3947.

It is an arithmetic number, because the mean of its divisors is an integer number (626076).

Almost surely, 2^4969878 is an apocalyptic number.

4969878 is an abundant number, since it is smaller than the sum of its proper divisors (5047338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4969878 is a wasteful number, since it uses less digits than its factorization.

4969878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6459.

The product of its digits is 870912, while the sum is 51.

The square root of 4969878 is about 2229.3223185533. The cubic root of 4969878 is about 170.6535168159.

The spelling of 4969878 in words is "four million, nine hundred sixty-nine thousand, eight hundred seventy-eight".