541761221 has 8 divisors (see below), whose sum is σ = 545424480. Its totient is φ = 538105392.

The previous prime is 541761203. The next prime is 541761247. The reversal of 541761221 is 122167145.

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

It is a cyclic number.

It is not a de Polignac number, because 541761221 - 2²² = 537566917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541760221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259046 + ... + 261128.

It is an arithmetic number, because the mean of its divisors is an integer number (68178060).

Almost surely, 2^541761221 is an apocalyptic number.

It is an amenable number.

541761221 is a deficient number, since it is larger than the sum of its proper divisors (3663259).

541761221 is a wasteful number, since it uses less digits than its factorization.

541761221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3715.

The product of its digits is 3360, while the sum is 29.

The square root of 541761221 is about 23275.7646705753. The cubic root of 541761221 is about 815.2096370651.

The spelling of 541761221 in words is "five hundred forty-one million, seven hundred sixty-one thousand, two hundred twenty-one".