548537814 has 24 divisors (see below), whose sum is σ = 1296544392. Its totient is φ = 166223520.

The previous prime is 548537797. The next prime is 548537819. The reversal of 548537814 is 418735845.

It is a self number, because there is not a number n which added to its sum of digits gives 548537814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (548537819) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1384999 + ... + 1385394.

It is an arithmetic number, because the mean of its divisors is an integer number (54022683).

Almost surely, 2^548537814 is an apocalyptic number.

548537814 is an abundant number, since it is smaller than the sum of its proper divisors (748006578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

548537814 is a wasteful number, since it uses less digits than its factorization.

548537814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770412 (or 2770409 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 548537814 is about 23420.8841421497. The cubic root of 548537814 is about 818.5945655716.

The spelling of 548537814 in words is "five hundred forty-eight million, five hundred thirty-seven thousand, eight hundred fourteen".