4980509 has 4 divisors (see below), whose sum is σ = 5016480. Its totient is φ = 4944540.

The previous prime is 4980499. The next prime is 4980539. The reversal of 4980509 is 9050894.

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 4980509 - 2⁸ = 4980253 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 (4980539) 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, 17777 + ... + 18054.

It is an arithmetic number, because the mean of its divisors is an integer number (1254120).

Almost surely, 2^4980509 is an apocalyptic number.

It is an amenable number.

4980509 is a deficient number, since it is larger than the sum of its proper divisors (35971).

4980509 is a wasteful number, since it uses less digits than its factorization.

4980509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35970.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 4980509 is about 2231.7054017052. The cubic root of 4980509 is about 170.7751110470.

The spelling of 4980509 in words is "four million, nine hundred eighty thousand, five hundred nine".