548898639 has 16 divisors (see below), whose sum is σ = 750028032. Its totient is φ = 356957568.

The previous prime is 548898599. The next prime is 548898641. The reversal of 548898639 is 936898845.

It is a happy number.

It is not a de Polignac number, because 548898639 - 2¹⁵ = 548865871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548898739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7447 + ... + 33959.

It is an arithmetic number, because the mean of its divisors is an integer number (46876752).

Almost surely, 2^548898639 is an apocalyptic number.

548898639 is a deficient number, since it is larger than the sum of its proper divisors (201129393).

548898639 is a wasteful number, since it uses less digits than its factorization.

548898639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26686.

The product of its digits is 14929920, while the sum is 60.

The square root of 548898639 is about 23428.5859368422. The cubic root of 548898639 is about 818.7740151533.

The spelling of 548898639 in words is "five hundred forty-eight million, eight hundred ninety-eight thousand, six hundred thirty-nine".