4978654 has 16 divisors (see below), whose sum is σ = 7976448. Its totient is φ = 2322432.

The previous prime is 4978651. The next prime is 4978657. The reversal of 4978654 is 4568794.

It is an interprime number because it is at equal distance from previous prime (4978651) and next prime (4978657).

It is a self number, because there is not a number n which added to its sum of digits gives 4978654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4978651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3742 + ... + 4894.

It is an arithmetic number, because the mean of its divisors is an integer number (498528).

Almost surely, 2^4978654 is an apocalyptic number.

4978654 is a deficient number, since it is larger than the sum of its proper divisors (2997794).

4978654 is a wasteful number, since it uses less digits than its factorization.

4978654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299.

The product of its digits is 241920, while the sum is 43.

The square root of 4978654 is about 2231.2897615505. The cubic root of 4978654 is about 170.7539065765.

The spelling of 4978654 in words is "four million, nine hundred seventy-eight thousand, six hundred fifty-four".