541992090 has 16 divisors (see below), whose sum is σ = 1300781088. Its totient is φ = 144531216.

The previous prime is 541992071. The next prime is 541992091. The reversal of 541992090 is 90299145.

It is not an unprimeable number, because it can be changed into a prime (541992091) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9033172 + ... + 9033231.

It is an arithmetic number, because the mean of its divisors is an integer number (81298818).

Almost surely, 2^541992090 is an apocalyptic number.

541992090 is an abundant number, since it is smaller than the sum of its proper divisors (758788998).

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

541992090 is a wasteful number, since it uses less digits than its factorization.

541992090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18066413.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 541992090 is about 23280.7235712295. The cubic root of 541992090 is about 815.3254198726.

The spelling of 541992090 in words is "five hundred forty-one million, nine hundred ninety-two thousand, ninety".