4898989 has 4 divisors (see below), whose sum is σ = 4946656. Its totient is φ = 4851324.

The previous prime is 4898981. The next prime is 4899001. The reversal of 4898989 is 9898984.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4898989 - 2³ = 4898981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4898981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23679 + ... + 23884.

It is an arithmetic number, because the mean of its divisors is an integer number (1236664).

Almost surely, 2^4898989 is an apocalyptic number.

It is an amenable number.

4898989 is a deficient number, since it is larger than the sum of its proper divisors (47667).

4898989 is a wasteful number, since it uses less digits than its factorization.

4898989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47666.

The product of its digits is 1492992, while the sum is 55.

The square root of 4898989 is about 2213.3659887149. The cubic root of 4898989 is about 169.8382429054.

The spelling of 4898989 in words is "four million, eight hundred ninety-eight thousand, nine hundred eighty-nine".