541041666 has 32 divisors (see below), whose sum is σ = 1181549376. Its totient is φ = 163800000.

The previous prime is 541041647. The next prime is 541041671. The reversal of 541041666 is 666140145.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82716 + ... + 89016.

It is an arithmetic number, because the mean of its divisors is an integer number (36923418).

Almost surely, 2^541041666 is an apocalyptic number.

541041666 is an abundant number, since it is smaller than the sum of its proper divisors (640507710).

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

541041666 is a wasteful number, since it uses less digits than its factorization.

541041666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7618.

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

The square root of 541041666 is about 23260.3023626091. The cubic root of 541041666 is about 814.8485628272.

The spelling of 541041666 in words is "five hundred forty-one million, forty-one thousand, six hundred sixty-six".