544649493 has 8 divisors (see below), whose sum is σ = 751240800. Its totient is φ = 350578928.

The previous prime is 544649467. The next prime is 544649503. The reversal of 544649493 is 394946445.

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

It is a cyclic number.

It is not a de Polignac number, because 544649493 - 2¹³ = 544641301 is a prime.

It is a super-4 number, since 4×544649493⁴ (a number of 36 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544649293) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3130083 + ... + 3130256.

It is an arithmetic number, because the mean of its divisors is an integer number (93905100).

Almost surely, 2^544649493 is an apocalyptic number.

It is an amenable number.

544649493 is a deficient number, since it is larger than the sum of its proper divisors (206591307).

544649493 is a wasteful number, since it uses less digits than its factorization.

544649493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6260371.

The product of its digits is 1866240, while the sum is 48.

The square root of 544649493 is about 23337.7268173231. The cubic root of 544649493 is about 816.6557694136.

The spelling of 544649493 in words is "five hundred forty-four million, six hundred forty-nine thousand, four hundred ninety-three".