540213450 has 192 divisors, whose sum is σ = 1608111360. Its totient is φ = 117411840.

The previous prime is 540213439. The next prime is 540213451. The reversal of 540213450 is 54312045.

It is a self number, because there is not a number n which added to its sum of digits gives 540213450.

It is not an unprimeable number, because it can be changed into a prime (540213451) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3440772 + ... + 3440928.

It is an arithmetic number, because the mean of its divisors is an integer number (8375580).

Almost surely, 2^540213450 is an apocalyptic number.

540213450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 540213450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804055680).

540213450 is an abundant number, since it is smaller than the sum of its proper divisors (1067897910).

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

540213450 is a wasteful number, since it uses less digits than its factorization.

540213450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 540213450 is about 23242.4923362362. The cubic root of 540213450 is about 814.4325657408.

Adding to 540213450 its reverse (54312045), we get a palindrome (594525495).

The spelling of 540213450 in words is "five hundred forty million, two hundred thirteen thousand, four hundred fifty".