544406242 has 4 divisors (see below), whose sum is σ = 816609366. Its totient is φ = 272203120.

The previous prime is 544406231. The next prime is 544406267. The reversal of 544406242 is 242604445.

It is a happy number.

544406242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 528494121 + 15912121 = 22989^2 + 3989^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136101559 + ... + 136101562.

Almost surely, 2^544406242 is an apocalyptic number.

544406242 is a deficient number, since it is larger than the sum of its proper divisors (272203124).

544406242 is a wasteful number, since it uses less digits than its factorization.

544406242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272203123.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 544406242 is about 23332.5146951631. The cubic root of 544406242 is about 816.5341732210.

The spelling of 544406242 in words is "five hundred forty-four million, four hundred six thousand, two hundred forty-two".