544121862 has 32 divisors (see below), whose sum is σ = 1101703680. Its totient is φ = 179144160.

The previous prime is 544121861. The next prime is 544121887. The reversal of 544121862 is 268121445.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544121861) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 178483 + ... + 181505.

It is an arithmetic number, because the mean of its divisors is an integer number (34428240).

Almost surely, 2^544121862 is an apocalyptic number.

544121862 is an abundant number, since it is smaller than the sum of its proper divisors (557581818).

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

544121862 is a wasteful number, since it uses less digits than its factorization.

544121862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3388.

The product of its digits is 15360, while the sum is 33.

The square root of 544121862 is about 23326.4198281691. The cubic root of 544121862 is about 816.3919715499.

The spelling of 544121862 in words is "five hundred forty-four million, one hundred twenty-one thousand, eight hundred sixty-two".