541620 has 96 divisors (see below), whose sum is σ = 1814400. Its totient is φ = 133632.

The previous prime is 541613. The next prime is 541631. The reversal of 541620 is 26145.

It is a happy number.

541620 is a `hidden beast` number, since 5 + 41 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 15.

It is a zygodrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 541593 and 541602.

It is a congruent number.

It is an unprimeable number.

541620 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9151 + ... + 9209.

It is an arithmetic number, because the mean of its divisors is an integer number (18900).

2⁵⁴¹⁶²⁰ 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 541620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (907200).

541620 is an abundant number, since it is smaller than the sum of its proper divisors (1272780).

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

541620 is a wasteful number, since it uses less digits than its factorization.

541620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 541620 is about 735.9483677542. The cubic root of 541620 is about 81.5138797293.

Adding to 541620 its reverse (26145), we get a palindrome (567765).

The spelling of 541620 in words is "five hundred forty-one thousand, six hundred twenty".