544422450 has 192 divisors, whose sum is σ = 1680642432. Its totient is φ = 114585600.

The previous prime is 544422427. The next prime is 544422547. The reversal of 544422450 is 54224445.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 363904 + ... + 365396.

It is an arithmetic number, because the mean of its divisors is an integer number (8753346).

Almost surely, 2^544422450 is an apocalyptic number.

544422450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 544422450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (840321216).

544422450 is an abundant number, since it is smaller than the sum of its proper divisors (1136219982).

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

544422450 is a wasteful number, since it uses less digits than its factorization.

544422450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549 (or 1544 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 544422450 is about 23332.8620190494. The cubic root of 544422450 is about 816.5422763944.

Adding to 544422450 its reverse (54224445), we get a palindrome (598646895).

The spelling of 544422450 in words is "five hundred forty-four million, four hundred twenty-two thousand, four hundred fifty".