7328558449 has 3 divisors (see below), whose sum is σ = 7328644057. Its totient is φ = 7328472842.

The previous prime is 7328558437. The next prime is 7328558491. The reversal of 7328558449 is 9448558237.

The square root of 7328558449 is 85607.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 7328558449 - 2⁹ = 7328557937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7328558449.

It is not an unprimeable number, because it can be changed into a prime (7328558249) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 42804 + ... + 128410.

Almost surely, 2^7328558449 is an apocalyptic number.

7328558449 is the 85607-th square number.

7328558449 is the 42804-th centered octagonal number.

It is an amenable number.

7328558449 is a deficient number, since it is larger than the sum of its proper divisors (85608).

7328558449 is an frugal number, since it uses more digits than its factorization.

7328558449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171214 (or 85607 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 55.

The cubic root of 7328558449 is about 1942.4037982886.

The spelling of 7328558449 in words is "seven billion, three hundred twenty-eight million, five hundred fifty-eight thousand, four hundred forty-nine".