541688388 has 24 divisors (see below), whose sum is σ = 1264478880. Its totient is φ = 180485760.

The previous prime is 541688383. The next prime is 541688429. The reversal of 541688388 is 883886145.

It is a self number, because there is not a number n which added to its sum of digits gives 541688388.

It is not an unprimeable number, because it can be changed into a prime (541688383) 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, 24508 + ... + 41036.

It is an arithmetic number, because the mean of its divisors is an integer number (52686620).

Almost surely, 2^541688388 is an apocalyptic number.

It is an amenable number.

541688388 is an abundant number, since it is smaller than the sum of its proper divisors (722790492).

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

541688388 is a wasteful number, since it uses less digits than its factorization.

541688388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19267 (or 19265 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 51.

The square root of 541688388 is about 23274.2000506999. The cubic root of 541688388 is about 815.1731038581.

The spelling of 541688388 in words is "five hundred forty-one million, six hundred eighty-eight thousand, three hundred eighty-eight".