541780 has 24 divisors (see below), whose sum is σ = 1153152. Its totient is φ = 213792.

The previous prime is 541777. The next prime is 541781. The reversal of 541780 is 87145.

541780 = 183² + 184² + ... + 197².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1929 + ... + 2191.

It is an arithmetic number, because the mean of its divisors is an integer number (48048).

2⁵⁴¹⁷⁸⁰ is an apocalyptic number.

It is an amenable number.

541780 is an abundant number, since it is smaller than the sum of its proper divisors (611372).

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

541780 is a wasteful number, since it uses less digits than its factorization.

541780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 541780 is about 736.0570630053. The cubic root of 541780 is about 81.5219056125.

The spelling of 541780 in words is "five hundred forty-one thousand, seven hundred eighty".