548569382 has 4 divisors (see below), whose sum is σ = 822854076. Its totient is φ = 274284690.

The previous prime is 548569367. The next prime is 548569403. The reversal of 548569382 is 283965845.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 548569382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137142344 + ... + 137142347.

It is an arithmetic number, because the mean of its divisors is an integer number (205713519).

Almost surely, 2^548569382 is an apocalyptic number.

548569382 is a deficient number, since it is larger than the sum of its proper divisors (274284694).

548569382 is a wasteful number, since it uses less digits than its factorization.

548569382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274284693.

The product of its digits is 2073600, while the sum is 50.

The square root of 548569382 is about 23421.5580608977. The cubic root of 548569382 is about 818.6102684681.

The spelling of 548569382 in words is "five hundred forty-eight million, five hundred sixty-nine thousand, three hundred eighty-two".