544553442 has 80 divisors (see below), whose sum is σ = 1246687200. Its totient is φ = 177629760.

The previous prime is 544553437. The next prime is 544553453. The reversal of 544553442 is 244355445.

It is a junction number, because it is equal to n+sod(n) for n = 544553397 and 544553406.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2580717 + ... + 2580927.

It is an arithmetic number, because the mean of its divisors is an integer number (15583590).

Almost surely, 2^544553442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 544553442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (623343600).

544553442 is an abundant number, since it is smaller than the sum of its proper divisors (702133758).

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

544553442 is a wasteful number, since it uses less digits than its factorization.

544553442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 484 counting only the distinct ones).

The product of its digits is 192000, while the sum is 36.

The square root of 544553442 is about 23335.6688783502. The cubic root of 544553442 is about 816.6077598124.

The spelling of 544553442 in words is "five hundred forty-four million, five hundred fifty-three thousand, four hundred forty-two".