4978698 has 24 divisors (see below), whose sum is σ = 10168704. Its totient is φ = 1625040.

The previous prime is 4978697. The next prime is 4978709. The reversal of 4978698 is 8968794.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4978698.

It is not an unprimeable number, because it can be changed into a prime (4978697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22215 + ... + 22437.

It is an arithmetic number, because the mean of its divisors is an integer number (423696).

Almost surely, 2^4978698 is an apocalyptic number.

4978698 is an abundant number, since it is smaller than the sum of its proper divisors (5190006).

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

4978698 is a wasteful number, since it uses less digits than its factorization.

4978698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 289 counting only the distinct ones).

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

The square root of 4978698 is about 2231.2996212970. The cubic root of 4978698 is about 170.7544096007.

The spelling of 4978698 in words is "four million, nine hundred seventy-eight thousand, six hundred ninety-eight".