4978497 has 8 divisors (see below), whose sum is σ = 6792544. Its totient is φ = 3241728.

The previous prime is 4978487. The next prime is 4978543. The reversal of 4978497 is 7948794.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4978497 - 2⁸ = 4978241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4978417) 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, 19168 + ... + 19425.

It is an arithmetic number, because the mean of its divisors is an integer number (849068).

Almost surely, 2^4978497 is an apocalyptic number.

It is an amenable number.

4978497 is a deficient number, since it is larger than the sum of its proper divisors (1814047).

4978497 is a wasteful number, since it uses less digits than its factorization.

4978497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38639.

The product of its digits is 508032, while the sum is 48.

The square root of 4978497 is about 2231.2545798272. The cubic root of 4978497 is about 170.7521116707.

The spelling of 4978497 in words is "four million, nine hundred seventy-eight thousand, four hundred ninety-seven".