541491860 has 48 divisors (see below), whose sum is σ = 1399552896. Its totient is φ = 171372672.

The previous prime is 541491859. The next prime is 541491893. The reversal of 541491860 is 68194145.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146942 + ... + 150581.

It is an arithmetic number, because the mean of its divisors is an integer number (29157352).

Almost surely, 2^541491860 is an apocalyptic number.

It is an amenable number.

541491860 is an abundant number, since it is smaller than the sum of its proper divisors (858061036).

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

541491860 is a wasteful number, since it uses less digits than its factorization.

541491860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297552 (or 297550 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 541491860 is about 23269.9776536206. The cubic root of 541491860 is about 815.0745086008.

The spelling of 541491860 in words is "five hundred forty-one million, four hundred ninety-one thousand, eight hundred sixty".