548722946 has 8 divisors (see below), whose sum is σ = 825527820. Its totient is φ = 273547008.

The previous prime is 548722919. The next prime is 548722973. The reversal of 548722946 is 649227845.

It is an interprime number because it is at equal distance from previous prime (548722919) and next prime (548722973).

It can be written as a sum of positive squares in 2 ways, for example, as 548074921 + 648025 = 23411^2 + 805^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 548722946.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406391 + ... + 407738.

Almost surely, 2^548722946 is an apocalyptic number.

548722946 is a deficient number, since it is larger than the sum of its proper divisors (276804874).

548722946 is a wasteful number, since it uses less digits than its factorization.

548722946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814468.

The product of its digits is 967680, while the sum is 47.

The square root of 548722946 is about 23424.8360933433. The cubic root of 548722946 is about 818.6866473444.

The spelling of 548722946 in words is "five hundred forty-eight million, seven hundred twenty-two thousand, nine hundred forty-six".