541660 has 48 divisors (see below), whose sum is σ = 1342656. Its totient is φ = 179712.

The previous prime is 541657. The next prime is 541661. The reversal of 541660 is 66145.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7384 + ... + 7456.

It is an arithmetic number, because the mean of its divisors is an integer number (27972).

2⁵⁴¹⁶⁶⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 541660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671328).

541660 is an abundant number, since it is smaller than the sum of its proper divisors (800996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

541660 is a wasteful number, since it uses less digits than its factorization.

541660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 541660 is about 735.9755430719. The cubic root of 541660 is about 81.5158863483.

It can be divided in two parts, 5416 and 60, that added together give a square (5476 = 74²).

The spelling of 541660 in words is "five hundred forty-one thousand, six hundred sixty".