544214018 has 4 divisors (see below), whose sum is σ = 816321030. Its totient is φ = 272107008.

The previous prime is 544213991. The next prime is 544214023. The reversal of 544214018 is 810412445.

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., 505935049 + 38278969 = 22493^2 + 6187^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136053503 + ... + 136053506.

Almost surely, 2^544214018 is an apocalyptic number.

544214018 is a deficient number, since it is larger than the sum of its proper divisors (272107012).

544214018 is a wasteful number, since it uses less digits than its factorization.

544214018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272107011.

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 544214018 is about 23328.3951012495. The cubic root of 544214018 is about 816.4380587574.

The spelling of 544214018 in words is "five hundred forty-four million, two hundred fourteen thousand, eighteen".