4978894 has 8 divisors (see below), whose sum is σ = 7725960. Its totient is φ = 2403576.

The previous prime is 4978889. The next prime is 4978901. The reversal of 4978894 is 4988794.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42864 + ... + 42979.

It is an arithmetic number, because the mean of its divisors is an integer number (965745).

Almost surely, 2^4978894 is an apocalyptic number.

4978894 is a deficient number, since it is larger than the sum of its proper divisors (2747066).

4978894 is a wasteful number, since it uses less digits than its factorization.

4978894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85874.

The product of its digits is 580608, while the sum is 49.

The square root of 4978894 is about 2231.3435414566. The cubic root of 4978894 is about 170.7566503087.

The spelling of 4978894 in words is "four million, nine hundred seventy-eight thousand, eight hundred ninety-four".