541666788 has 24 divisors (see below), whose sum is σ = 1361111808. Its totient is φ = 166666656.

The previous prime is 541666729. The next prime is 541666861. The reversal of 541666788 is 887666145.

It is a self number, because there is not a number n which added to its sum of digits gives 541666788.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1735956 + ... + 1736267.

It is an arithmetic number, because the mean of its divisors is an integer number (56712992).

Almost surely, 2^541666788 is an apocalyptic number.

It is an amenable number.

541666788 is an abundant number, since it is smaller than the sum of its proper divisors (819445020).

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

541666788 is a wasteful number, since it uses less digits than its factorization.

541666788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3472243 (or 3472241 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The square root of 541666788 is about 23273.7360129396. The cubic root of 541666788 is about 815.1622686169.

The spelling of 541666788 in words is "five hundred forty-one million, six hundred sixty-six thousand, seven hundred eighty-eight".