4898921 has 4 divisors (see below), whose sum is σ = 4905600. Its totient is φ = 4892244.

The previous prime is 4898917. The next prime is 4898923. The reversal of 4898921 is 1298984.

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 4898921 - 2² = 4898917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4898923) 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, 2081 + ... + 3758.

It is an arithmetic number, because the mean of its divisors is an integer number (1226400).

Almost surely, 2^4898921 is an apocalyptic number.

It is an amenable number.

4898921 is a deficient number, since it is larger than the sum of its proper divisors (6679).

4898921 is an equidigital number, since it uses as much as digits as its factorization.

4898921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6678.

The product of its digits is 41472, while the sum is 41.

The square root of 4898921 is about 2213.3506274425. The cubic root of 4898921 is about 169.8374570934.

The spelling of 4898921 in words is "four million, eight hundred ninety-eight thousand, nine hundred twenty-one".