541660416 has 144 divisors (see below), whose sum is σ = 1591278528. Its totient is φ = 162201600.

The previous prime is 541660411. The next prime is 541660433. The reversal of 541660416 is 614066145.

It is a happy number.

It is a super-2 number, since 2×541660416² = 586792012522586112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541660411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819126 + ... + 819786.

Almost surely, 2^541660416 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 541660416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (795639264).

541660416 is an abundant number, since it is smaller than the sum of its proper divisors (1049618112).

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

541660416 is a wasteful number, since it uses less digits than its factorization.

541660416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 541660416 is about 23273.5991200330. The cubic root of 541660416 is about 815.1590721657.

The spelling of 541660416 in words is "five hundred forty-one million, six hundred sixty thousand, four hundred sixteen".