544521738 has 32 divisors (see below), whose sum is σ = 1134544320. Its totient is φ = 174074240.

The previous prime is 544521737. The next prime is 544521751. The reversal of 544521738 is 837125445.

It is a junction number, because it is equal to n+sod(n) for n = 544521696 and 544521705.

It is not an unprimeable number, because it can be changed into a prime (544521737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4245 + ... + 33272.

It is an arithmetic number, because the mean of its divisors is an integer number (35454510).

Almost surely, 2^544521738 is an apocalyptic number.

544521738 is an abundant number, since it is smaller than the sum of its proper divisors (590022582).

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

544521738 is a wasteful number, since it uses less digits than its factorization.

544521738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37622.

The product of its digits is 134400, while the sum is 39.

The square root of 544521738 is about 23334.9895650287. The cubic root of 544521738 is about 816.5919118209.

The spelling of 544521738 in words is "five hundred forty-four million, five hundred twenty-one thousand, seven hundred thirty-eight".