541540522 has 8 divisors (see below), whose sum is σ = 819499716. Its totient is φ = 268373952.

The previous prime is 541540471. The next prime is 541540523. The reversal of 541540522 is 225045145.

It can be written as a sum of positive squares in 2 ways, for example, as 417017241 + 124523281 = 20421^2 + 11159^2 .

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

It is a super-2 number, since 2×541540522² = 586532273936064968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (541540523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1197873 + ... + 1198324.

Almost surely, 2^541540522 is an apocalyptic number.

541540522 is a deficient number, since it is larger than the sum of its proper divisors (277959194).

541540522 is a wasteful number, since it uses less digits than its factorization.

541540522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396312.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 541540522 is about 23271.0232263216. The cubic root of 541540522 is about 815.0989238448.

Adding to 541540522 its reverse (225045145), we get a palindrome (766585667).

The spelling of 541540522 in words is "five hundred forty-one million, five hundred forty thousand, five hundred twenty-two".