540222000 has 160 divisors (see below), whose sum is σ = 1754887680. Its totient is φ = 142969600.

The previous prime is 540221993. The next prime is 540222013. The reversal of 540222000 is 222045.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1073749 + ... + 1074251.

It is an arithmetic number, because the mean of its divisors is an integer number (10968048).

Almost surely, 2^540222000 is an apocalyptic number.

540222000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (877443840).

540222000 is an abundant number, since it is smaller than the sum of its proper divisors (1214665680).

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

540222000 is a wasteful number, since it uses less digits than its factorization.

540222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 540222000 is about 23242.6762658692. The cubic root of 540222000 is about 814.4368624139.

Adding to 540222000 its reverse (222045), we get a palindrome (540444045).

The spelling of 540222000 in words is "five hundred forty million, two hundred twenty-two thousand".