541440522 has 96 divisors (see below), whose sum is σ = 1374572160. Its totient is φ = 150837120.

The previous prime is 541440509. The next prime is 541440607. The reversal of 541440522 is 225044145.

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 47 ways as a sum of consecutive naturals, for example, 1285872 + ... + 1286292.

It is an arithmetic number, because the mean of its divisors is an integer number (14318460).

Almost surely, 2^541440522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 541440522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (687286080).

541440522 is an abundant number, since it is smaller than the sum of its proper divisors (833131638).

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

541440522 is a wasteful number, since it uses less digits than its factorization.

541440522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 541440522 is about 23268.8745323017. The cubic root of 541440522 is about 815.0487491384.

Adding to 541440522 its reverse (225044145), we get a palindrome (766484667).

The spelling of 541440522 in words is "five hundred forty-one million, four hundred forty thousand, five hundred twenty-two".