4978976 has 12 divisors (see below), whose sum is σ = 9802422. Its totient is φ = 2489472.

The previous prime is 4978973. The next prime is 4978993. The reversal of 4978976 is 6798794.

It is a happy number.

4978976 is nontrivially palindromic in base 6.

It can be written as a sum of positive squares in only one way, i.e., 4752400 + 226576 = 2180^2 + 476^2 .

It is not an unprimeable number, because it can be changed into a prime (4978973) 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 as a sum of consecutive naturals, namely, 77765 + ... + 77828.

Almost surely, 2^4978976 is an apocalyptic number.

It is an amenable number.

4978976 is a deficient number, since it is larger than the sum of its proper divisors (4823446).

4978976 is a wasteful number, since it uses less digits than its factorization.

4978976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155603 (or 155595 counting only the distinct ones).

The product of its digits is 762048, while the sum is 50.

The square root of 4978976 is about 2231.3619159607. The cubic root of 4978976 is about 170.7575877303.

The spelling of 4978976 in words is "four million, nine hundred seventy-eight thousand, nine hundred seventy-six".