544690 has 8 divisors (see below), whose sum is σ = 980460. Its totient is φ = 217872.

The previous prime is 544667. The next prime is 544699. The reversal of 544690 is 96445.

544690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 543169 + 1521 = 737^2 + 39^2 .

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

It is a super-2 number, since 2×544690² = 593374392200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (544699) 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, 27225 + ... + 27244.

2⁵⁴⁴⁶⁹⁰ is an apocalyptic number.

544690 is a deficient number, since it is larger than the sum of its proper divisors (435770).

544690 is a wasteful number, since it uses less digits than its factorization.

544690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54476.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 544690 is about 738.0311646536. The cubic root of 544690 is about 81.6676014517.

The spelling of 544690 in words is "five hundred forty-four thousand, six hundred ninety".