548528397 has 8 divisors (see below), whose sum is σ = 742287456. Its totient is φ = 360227472.

The previous prime is 548528389. The next prime is 548528411. The reversal of 548528397 is 793825845.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 548528397 - 2³ = 548528389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548528797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1364298 + ... + 1364699.

It is an arithmetic number, because the mean of its divisors is an integer number (92785932).

Almost surely, 2^548528397 is an apocalyptic number.

It is an amenable number.

548528397 is a deficient number, since it is larger than the sum of its proper divisors (193759059).

548528397 is a wasteful number, since it uses less digits than its factorization.

548528397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729067.

The product of its digits is 2419200, while the sum is 51.

The square root of 548528397 is about 23420.6831027620. The cubic root of 548528397 is about 818.5898811488.

The spelling of 548528397 in words is "five hundred forty-eight million, five hundred twenty-eight thousand, three hundred ninety-seven".