544390706 has 8 divisors (see below), whose sum is σ = 816695040. Its totient is φ = 272159028.

The previous prime is 544390681. The next prime is 544390709. The reversal of 544390706 is 607093445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×544390706² = 592722481558356872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 544390706.

It is not an unprimeable number, because it can be changed into a prime (544390709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8255 + ... + 34013.

It is an arithmetic number, because the mean of its divisors is an integer number (102086880).

Almost surely, 2^544390706 is an apocalyptic number.

544390706 is a deficient number, since it is larger than the sum of its proper divisors (272304334).

544390706 is a wasteful number, since it uses less digits than its factorization.

544390706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36328.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 544390706 is about 23332.1817668216. The cubic root of 544390706 is about 816.5264058624.

The spelling of 544390706 in words is "five hundred forty-four million, three hundred ninety thousand, seven hundred six".