4989398 has 16 divisors (see below), whose sum is σ = 7969104. Its totient is φ = 2334720.

The previous prime is 4989377. The next prime is 4989409. The reversal of 4989398 is 8939894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8453 + ... + 9023.

It is an arithmetic number, because the mean of its divisors is an integer number (498069).

Almost surely, 2^4989398 is an apocalyptic number.

4989398 is a deficient number, since it is larger than the sum of its proper divisors (2979706).

4989398 is a wasteful number, since it uses less digits than its factorization.

4989398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847.

The product of its digits is 559872, while the sum is 50.

The square root of 4989398 is about 2233.6960401988. The cubic root of 4989398 is about 170.8766480424.

The spelling of 4989398 in words is "four million, nine hundred eighty-nine thousand, three hundred ninety-eight".